All Stories

  1. Does ‘Dry Hit’ vaping of vitamin E acetate contribute to EVALI? Simulating toxic ketene formation during e-cigarette use

    Article • PLoS ONE, September 2020, PLOS

    Gabriel da Silva

  2. Interconversion of Methyltropyl and Xylyl Radicals: A Pathway Unavailable to the Benzyl–Tropyl Rearrangement

    Article • The Journal of Physical Chemistry A, January 2018, American Chemical Society (ACS)

    Gabriel da Silva

  3. Photoswitching an Isolated Donor–Acceptor Stenhouse Adduct

    Article • The Journal of Physical Chemistry Letters, January 2018, American Chemical Society (ACS)

    Gabriel da Silva

  4. Photoelectron Spectrum and Energetics of the meta-Xylylene Diradical

    Article • Journal of the American Chemical Society, October 2017, American Chemical Society (ACS)

    Gabriel da Silva

  5. The gas phase aldose-ketone isomerization mechanism: Direct interconversion of the model hydroxycarbonyls 2-hydroxypropanal and hydroxyacetone

    Article • International Journal of Quantum Chemistry, July 2017, Wiley

    Gabriel da Silva

  6. Seleniranium Ions Undergo π-Ligand Exchange via an Associative Mechanism in the Gas Phase

    Article • The Journal of Organic Chemistry, June 2017, American Chemical Society (ACS)

    Gabriel da Silva

  7. Mystery of 1-Vinylpropargyl Formation from Acetylene Addition to the Propargyl Radical: An Open-and-Shut Case

    Article • The Journal of Physical Chemistry A, March 2017, American Chemical Society (ACS)

    Gabriel da Silva

  8. Electronic spectrum and photodissociation chemistry of the linear methyl propargyl cation H2C4H3+

    Article • The Journal of Chemical Physics, January 2017, American Institute of Physics

    Gabriel da Silva

  9. Modeling End-Gas Autoignition of Ethanol/Gasoline Surrogate Blends in the Cooperative Fuel Research Engine

    Article • Energy & Fuels, January 2017, American Chemical Society (ACS)

    Gabriel da Silva

  10. Highly efficient gas-phase reactivity of protonated pyridine radicals with propene

    Article • Physical Chemistry Chemical Physics, January 2017, Royal Society of Chemistry

    Gabriel da Silva

  11. Gas-Phase Mechanisms of the Reactions of Reduced Organic Nitrogen Compounds with OH Radicals

    Article • Environmental Science & Technology, October 2016, American Chemical Society (ACS)

    Gabriel da Silva

  12. Decomposition of Pyruvic Acid on the Ground-State Potential Energy Surface

    Article • The Journal of Physical Chemistry A, January 2016, American Chemical Society (ACS)

    Gabriel da Silva

  13. Formation and stability of gas-phase o-benzoquinone from oxidation of ortho-hydroxyphenyl: a combined neutral and distonic radical study

    Article • Physical Chemistry Chemical Physics, January 2016, Royal Society of Chemistry

    Dr Adam J Trevitt, Gabriel da Silva

  14. A Theoretical Study of the Photoisomerization of Glycolaldehyde and Subsequent OH Radical-Initiated Oxidation of 1,2-Ethenediol

    Article • The Journal of Physical Chemistry A, September 2015, American Chemical Society (ACS)

    Gabriel da Silva

  15. Radical Formation in the Gas-Phase Ozonolysis of Deprotonated Cysteine

    Article • Angewandte Chemie International Edition, September 2015, Wiley

    Gabriel da Silva

  16. Modeling the IR Spectra of Aqueous Metal Carboxylate Complexes: Correlation between Bonding Geometry and Stretching Mode Wavenumber Shifts

    Article • Chemistry - A European Journal, March 2015, Wiley

    Gabriel da Silva

  17. Are the three hydroxyphenyl radical isomers created equal? – The role of the phenoxy radical –

    Article • Physical Chemistry Chemical Physics, January 2015, Royal Society of Chemistry

    Gabriel da Silva

  18. Modeling the antisymmetric and symmetric stretching vibrational modes of aqueous carboxylate anions

    Article • Spectrochimica Acta Part A Molecular and Biomolecular Spectroscopy, January 2015, Elsevier

    Gabriel da Silva

  19. The autoignition of Liquefied Petroleum Gas (LPG) in spark-ignition engines

    Article • Proceedings of the Combustion Institute, January 2015, Elsevier

    Gabriel da Silva

  20. Direct versus Water-Mediated Protodecarboxylation of Acetic Acid Catalyzed by Group 10 Carboxylates, [(phen)M(O2CCH3)]+

    Article • Organometallics, September 2014, American Chemical Society (ACS)

    Gabriel da Silva

  21. Carbonic anhydrase promoted absorption of CO2into potassium carbonate solutions

    Article • Greenhouse Gases Science and Technology, August 2014, Wiley

    Professor Sandra E Kentish, Gabriel da Silva

  22. Molecular Salt Effects in the Gas Phase: Tuning the Kinetic Basicity of [HCCLiCl]−and [HCCMgCl2]−by LiCl and MgCl2

    Article • Angewandte Chemie International Edition, July 2014, Wiley

    Gabriel da Silva

  23. Experimental and Theoretical Understanding of the Gas Phase Oxidation of Atmospheric Amides with OH Radicals: Kinetics, Products, and Mechanisms

    Article • The Journal of Physical Chemistry A, July 2014, American Chemical Society (ACS)

    Gabriel da Silva

  24. Atmospheric Chemistry of Enols: A Theoretical Study of the Vinyl Alcohol + OH + O2Reaction Mechanism

    Article • Environmental Science & Technology, June 2014, American Chemical Society (ACS)

    Gabriel da Silva

  25. Reaction of Benzene with Atomic Carbon: Pathways to Fulvenallene and the Fulvenallenyl Radical in Extraterrestrial Atmospheres and the Interstellar Medium

    Article • The Journal of Physical Chemistry A, May 2014, American Chemical Society (ACS)

    Gabriel da Silva

  26. Isomer-Specific Product Detection of Gas-Phase Xylyl Radical Rearrangement and Decomposition Using VUV Synchrotron Photoionization

    Article • The Journal of Physical Chemistry A, April 2014, American Chemical Society (ACS)

    Gabriel da Silva, Dr Adam J Trevitt

  27. Design and Analysis of a Modified CFR Engine for the Octane Rating of Liquefied Petroleum Gases (LPG)

    Article • SAE International Journal of Fuels and Lubricants, April 2014, SAE International

    Gabriel da Silva

  28. Use of Vanadium(V) Oxide as a Catalyst for CO2 Hydration in Potassium Carbonate Systems

    Article • Industrial & Engineering Chemistry Research, February 2014, American Chemical Society (ACS)

    Gabriel da Silva, Professor Sandra E Kentish

  29. A kinetic study of CO2 capture with potassium carbonate solutions promoted with various amino acids: Glycine, sarcosine and proline

    Article • International Journal of Greenhouse Gas Control, January 2014, Elsevier

    Gabriel da Silva, Professor Sandra E Kentish

  30. The octane numbers of ethanol blended with gasoline and its surrogates

    Article • Fuel, January 2014, Elsevier

    Gabriel da Silva

  31. Unimolecular reaction chemistry of a charge-tagged beta-hydroxyperoxyl radical

    Article • Physical Chemistry Chemical Physics, January 2014, Royal Society of Chemistry

    Dr Adam J Trevitt, Gabriel da Silva

  32. Role of the Metal, Ligand, and Alkyl/Aryl Group in the Hydrolysis Reactions of Group 10 Organometallic Cations [(L)M(R)]+

    Article • Organometallics, November 2013, American Chemical Society (ACS)

    Gabriel da Silva

  33. Demonstration of a Concentrated Potassium Carbonate Process for CO2 Capture

    Article • Energy & Fuels, October 2013, American Chemical Society (ACS)

    Gabriel da Silva, Professor Sandra E Kentish

  34. Photoisomerization Action Spectroscopy of the Carbocyanine Dye DTC+ in the Gas Phase

    Article • The Journal of Physical Chemistry A, September 2013, American Chemical Society (ACS)

    Gabriel da Silva

  35. Direct Observation of para-Xylylene as the Decomposition Product of the meta-Xylyl Radical Using VUV Synchrotron Radiation

    Article • The Journal of Physical Chemistry Letters, July 2013, American Chemical Society (ACS)

    Gabriel da Silva, Dr Adam J Trevitt

  36. Formation of Nitrosamines and Alkyldiazohydroxides in the Gas Phase: The CH3NH + NO Reaction Revisited

    Article • Environmental Science & Technology, June 2013, American Chemical Society (ACS)

    Gabriel da Silva

  37. Amino Acids as Carbon Capture Solvents: Chemical Kinetics and Mechanism of the Glycine + CO2 Reaction

    Article • Energy & Fuels, June 2013, American Chemical Society (ACS)

    Gabriel da Silva, Professor Sandra E Kentish

  38. The Research and Motor octane numbers of Liquefied Petroleum Gas (LPG)

    Article • Fuel, June 2013, Elsevier

    Gabriel da Silva

  39. On the Separation of Timescales in Chemically Activated Reactions

    Article • International Journal of Chemical Kinetics, April 2013, Wiley

    Gabriel da Silva

  40. The Effect of Charge Cooling on the RON of Ethanol/Gasoline Blends

    Article • SAE International Journal of Fuels and Lubricants, April 2013, SAE International

    Gabriel da Silva

  41. Using Distonic Radical Ions to Probe the Chemistry of Key Combustion Intermediates: The Case of the Benzoxyl Radical Anion

    Article • Journal of the American Society for Mass Spectrometry, March 2013, American Chemical Society (ACS)

    Gabriel da Silva, Professor Jonathan White

  42. G3X-K theory: A composite theoretical method for thermochemical kinetics

    Article • Chemical Physics Letters, February 2013, Elsevier

    Gabriel da Silva

  43. Hydroxyl radical formation in the gas phase oxidation of distonic 2-methylphenyl radical cations

    Article • Physical Chemistry Chemical Physics, January 2013, Royal Society of Chemistry

    Gabriel da Silva, Dr Adam J Trevitt

  44. Biochar production from waste rubber-wood-sawdust and its potential use in C sequestration: Chemical and physical characterization

    Article • Industrial Crops and Products, January 2013, Elsevier

    Gabriel da Silva

  45. Reaction of Aromatic Peroxyl Radicals with Alkynes: A Mass Spectrometric and Computational Study Using the Distonic Radical Ion Approach

    Article • Chemistry - An Asian Journal, December 2012, Wiley

    Gabriel da Silva

  46. A kinetic and process modeling study of CO2 capture with MEA-promoted potassium carbonate solutions

    Article • Chemical Engineering Journal, November 2012, Elsevier

    Gabriel da Silva, Professor Sandra E Kentish

  47. Reaction mechanism for the free-edge oxidation of soot by O2

    Article • Combustion and Flame, November 2012, Elsevier

    Gabriel da Silva

  48. Atmospheric Chemistry of 2-Aminoethanol (MEA): Reaction of the NH2•CHCH2OH Radical with O2

    Article • The Journal of Physical Chemistry A, October 2012, American Chemical Society (ACS)

    Gabriel da Silva

  49. First Principles pKa Calculations on Carboxylic Acids Using the SMD Solvation Model: Effect of Thermodynamic Cycle, Model Chemistry, and Explicit Solvent Molecules

    Article • The Journal of Physical Chemistry B, September 2012, American Chemical Society (ACS)

    Gabriel da Silva

  50. Reaction of Methacrolein with the Hydroxyl Radical in Air: Incorporation of Secondary O2 Addition into the MACR + OH Master Equation

    Article • The Journal of Physical Chemistry A, May 2012, American Chemical Society (ACS)

    Gabriel da Silva

  51. Concerted HO2 Elimination from α-Aminoalkylperoxyl Free Radicals: Experimental and Theoretical Evidence from the Gas-Phase NH2•CHCO2– + O2 Reaction

    Article • The Journal of Physical Chemistry Letters, March 2012, American Chemical Society (ACS)

    Gabriel da Silva, Dr Adam J Trevitt

  52. Gold‐Mediated CI Bond Activation of Iodobenzene

    Article • Angewandte Chemie International Edition, February 2012, Wiley

    Gabriel da Silva

  53. Gold‐Mediated CI Bond Activation of Iodobenzene

    Article • Angewandte Chemie, February 2012, Wiley

    Gabriel da Silva

  54. Who Wins: Pesci, Peters, or Deacon? Intrinsic Reactivity Orders for Organocuprate Formation via Ligand Decomposition

    Article • Organometallics, February 2012, American Chemical Society (ACS)

    Gabriel da Silva

  55. Carbon dioxide absorption into unpromoted and borate-catalyzed potassium carbonate solutions

    Article • Chemical Engineering Journal, February 2012, Elsevier

    Gabriel da Silva, Professor Sandra E Kentish

  56. Kinetics of the benzyl + O(3P) reaction: a quantum chemical/statistical reaction rate theory study

    Article • Physical Chemistry Chemical Physics, January 2012, Royal Society of Chemistry

    Gabriel da Silva

  57. Gas-phase reactions of aryl radicals with 2-butyne: experimental and theoretical investigation employing the N-methyl-pyridinium-4-yl radical cation

    Article • Physical Chemistry Chemical Physics, January 2012, Royal Society of Chemistry

    Gabriel da Silva

  58. Pyrolysis of fulvenallene (C7H6) and fulvenallenyl (C7H5): Theoretical kinetics and experimental product detection

    Article • Chemical Physics Letters, December 2011, Elsevier

    Gabriel da Silva, Dr Adam J Trevitt

  59. Modeling Solvation of Magnesium Centers by Ether Ligands: Gas-Phase Synthesis and Hydrolysis of the Organomagnesium Cations [CH3Mg(3X-crown-X)]+(X= 4–6)

    Article • Organometallics, July 2011, American Chemical Society (ACS)

    Gabriel da Silva

  60. Borate-Catalyzed Carbon Dioxide Hydration via the Carbonic Anhydrase Mechanism

    Article • Environmental Science & Technology, May 2011, American Chemical Society (ACS)

    Gabriel da Silva, Professor Sandra E Kentish

  61. Reaction of thei-C4H5(CH2CCHCH2) Radical with O2

    Article • The Journal of Physical Chemistry A, February 2011, American Chemical Society (ACS)

    Gabriel da Silva

  62. Reactions of simple and peptidic alpha-carboxylate radical anions with dioxygen in the gas phase

    Article • Physical Chemistry Chemical Physics, January 2011, Royal Society of Chemistry

    Gabriel da Silva, Dr Adam J Trevitt

  63. Chemically activated reactions on the C7H5 energy surface: propargyl + diacetylene, i-C5H3 + acetylene, and n-C5H3 + acetylene

    Article • Physical Chemistry Chemical Physics, January 2011, Royal Society of Chemistry

    Gabriel da Silva, Dr Adam J Trevitt

  64. Kinetics and Mechanism of the Glyoxal + HO2Reaction: Conversion of HO2to OH by Carbonyls

    Article • The Journal of Physical Chemistry A, December 2010, American Chemical Society (ACS)

    Gabriel da Silva

  65. On the reactivity of methylbenzenes

    Article • Combustion and Flame, November 2010, Elsevier

    Gabriel da Silva

  66. Carboxylic Acid Catalyzed Keto‐Enol Tautomerizations in the Gas Phase

    Article • Angewandte Chemie, September 2010, Wiley

    Gabriel da Silva

  67. Carboxylic Acid Catalyzed Keto‐Enol Tautomerizations in the Gas Phase

    Article • Angewandte Chemie International Edition, September 2010, Wiley

    Gabriel da Silva

  68. Quantum Chemical Study of the Acrolein (CH2CHCHO) + OH + O2 Reactions

    Article • The Journal of Physical Chemistry A, July 2010, American Chemical Society (ACS)

    Gabriel da Silva

  69. Oxidation of Carboxylic Acids Regenerates Hydroxyl Radicals in the Unpolluted and Nighttime Troposphere

    Article • The Journal of Physical Chemistry A, June 2010, American Chemical Society (ACS)

    Gabriel da Silva

  70. Formation and Decomposition of Chemically Activated and Stabilized Hydrazine

    Article • The Journal of Physical Chemistry A, May 2010, American Chemical Society (ACS)

    Gabriel da Silva

  71. Kinetics of the Cyclopentadienyl + Acetylene, Fulvenallene + H, and 1-Ethynylcyclopentadiene + H Reactions

    Article • The Journal of Physical Chemistry A, January 2010, American Chemical Society (ACS)

    Gabriel da Silva

  72. Hydroxyl radical regeneration in the photochemical oxidation of glyoxal: kinetics and mechanism of the HC(O)CO + O2 reaction

    Article • Physical Chemistry Chemical Physics, January 2010, Royal Society of Chemistry

    Gabriel da Silva

  73. Unimolecular β-Hydroxyperoxy Radical Decomposition with OH Recycling in the Photochemical Oxidation of Isoprene

    Article • Environmental Science & Technology, November 2009, American Chemical Society (ACS)

    Gabriel da Silva

  74. Oxidation of the Benzyl Radical: Mechanism, Thermochemistry, and Kinetics for the Reactions of Benzyl Hydroperoxide

    Article • Journal of Chemical Theory and Computation, November 2009, American Chemical Society (ACS)

    Gabriel da Silva

  75. Role of the α-hydroxyethylperoxy radical in the reactions of acetaldehyde and vinyl alcohol with HO2

    Article • Chemical Physics Letters, November 2009, Elsevier

    Gabriel da Silva

  76. The C7H5 Fulvenallenyl Radical as a Combustion Intermediate: Potential New Pathways to Two- and Three-Ring PAHs

    Article • The Journal of Physical Chemistry A, October 2009, American Chemical Society (ACS)

    Gabriel da Silva

  77. Decomposition of Methylbenzyl Radicals in the Pyrolysis and Oxidation of Xylenes

    Article • The Journal of Physical Chemistry A, August 2009, American Chemical Society (ACS)

    Gabriel da Silva

  78. Indene Formation from Alkylated Aromatics: Kinetics and Products of the Fulvenallene + Acetylene Reaction

    Article • The Journal of Physical Chemistry A, July 2009, American Chemical Society (ACS)

    Gabriel da Silva

  79. Ethanol Oxidation: Kinetics of the α-Hydroxyethyl Radical + O2 Reaction

    Article • The Journal of Physical Chemistry A, July 2009, American Chemical Society (ACS)

    Gabriel da Silva

  80. Hydroxyl Radical Initiated Oxidation of s-Triazine: Hydrogen Abstraction Is Faster than Hydroxyl Addition

    Article • The Journal of Physical Chemistry A, July 2009, American Chemical Society (ACS)

    Gabriel da Silva

  81. Benzoxyl Radical Decomposition Kinetics: Formation of Benzaldehyde + H, Phenyl + CH2O, and Benzene + HCO

    Article • The Journal of Physical Chemistry A, June 2009, American Chemical Society (ACS)

    Gabriel da Silva

  82. Thermal decomposition of pyrazole to vinylcarbene+N2: A first principles/RRKM study

    Article • Chemical Physics Letters, May 2009, Elsevier

    Gabriel da Silva

  83. Thermal Decomposition of the Benzyl Radical to Fulvenallene (C7H6) + H

    Article • The Journal of Physical Chemistry A, May 2009, American Chemical Society (ACS)

    Gabriel da Silva

  84. Kinetic modeling of the benzyl+HO2 reaction

    Article • Proceedings of the Combustion Institute, January 2009, Elsevier

    Gabriel da Silva

  85. Thermochemistry, Bond Energies, and Internal Rotor Potentials of Dimethyl Tetraoxide

    Article • The Journal of Physical Chemistry A, April 2008, American Chemical Society (ACS)

    Gabriel da Silva

  86. Variational Analysis of the Phenyl + O2 and Phenoxy + O Reactions

    Article • The Journal of Physical Chemistry A, March 2008, American Chemical Society (ACS)

    Gabriel da Silva

  87. Retro-[3 + 2]-Cycloaddition Reactions in the Decomposition of Five-Membered Nitrogen-Containing Heterocycles

    Article • The Journal of Organic Chemistry, January 2008, American Chemical Society (ACS)

    Gabriel da Silva

  88. Thermochemistry, Bond Energies, and Internal Rotor Potentials of Dimethyl Tetraoxide

    Article • The Journal of Physical Chemistry A, November 2007, American Chemical Society (ACS)

    Gabriel da Silva

  89. Elementary reaction step model of the N‐nitrosation of ammonia

    Article • International Journal of Chemical Kinetics, October 2007, Wiley

    Gabriel da Silva

  90. Toluene Combustion:  Reaction Paths, Thermochemical Properties, and Kinetic Analysis for the Methylphenyl Radical + O2 Reaction

    Article • The Journal of Physical Chemistry A, August 2007, American Chemical Society (ACS)

    Gabriel da Silva

  91. Quantum Chemical Study of the Thermal Decomposition of o-Quinone Methide (6-Methylene-2,4-cyclohexadien-1-one)

    Article • The Journal of Physical Chemistry A, July 2007, American Chemical Society (ACS)

    Gabriel da Silva

  92. Theoretical Study of the Oxidation Catalyst N-Hydroxyphthalimide (NHPI):  Thermochemical Properties, Internal Rotor Potential, and Gas- and Liquid-Phase Bond Dissociation Energies

    Article • The Journal of Physical Chemistry C, March 2007, American Chemical Society (ACS)

    Gabriel da Silva

  93. Nucleophilic reactivity of aniline derivatives towards the nitroso group

    Article • Journal of Physical Organic Chemistry, March 2007, Wiley

    Gabriel da Silva

  94. Ab Initio Study of Bonding between Nucleophilic Species and the Nitroso Group

    Article • The Journal of Physical Chemistry A, February 2007, American Chemical Society (ACS)

    Gabriel da Silva

  95. Quantum Chemical Study of the Structure and Thermochemistry of the Five-Membered Nitrogen-Containing Heterocycles and Their Anions and Radicals

    Article • The Journal of Physical Chemistry A, December 2006, American Chemical Society (ACS)

    Gabriel da Silva

  96. Enthalpies of Formation, Bond Dissociation Energies, and Molecular Structures of the n-Aldehydes (Acetaldehyde, Propanal, Butanal, Pentanal, Hexanal, and Heptanal) and Their Radicals

    Article • The Journal of Physical Chemistry A, November 2006, American Chemical Society (ACS)

    Gabriel da Silva

  97. Ab Initio Procedure for Aqueous-Phase pKa Calculation:  The Acidity of Nitrous Acid

    Article • The Journal of Physical Chemistry A, September 2006, American Chemical Society (ACS)

    Gabriel da Silva

  98. Thermodynamic Properties (Enthalpy, Bond Energy, Entropy, and Heat Capacity) and Internal Rotor Potentials of Vinyl Alcohol, Methyl Vinyl Ether, and Their Corresponding Radicals

    Article • The Journal of Physical Chemistry A, June 2006, American Chemical Society (ACS)

    Gabriel da Silva

  99. Bond dissociation energy of the phenol OH bond from ab initio calculations

    Article • Chemical Physics Letters, June 2006, Elsevier

    Gabriel da Silva

  100. Thermodynamic and Ab Initio Analysis of the Controversial Enthalpy of Formation of Formaldehyde

    Article • ChemPhysChem, May 2006, Wiley

    Gabriel da Silva

  101. An experimental and theoretical study of the nitrosation of ammonia and thiourea

    Article • Chemical Engineering Science, May 2006, Elsevier

    Gabriel da Silva

  102. Water‐in‐oil emulsion foaming by thiourea nitrosation: Reaction and mass transfer

    Article • AIChE Journal, January 2006, Wiley

    Gabriel da Silva

  103. Effect of Added Nucleophilic Species on the Rate of Primary Amino Acid Nitrosation

    Article • Journal of the American Chemical Society, February 2005, American Chemical Society (ACS)

    Gabriel da Silva

  104. Kinetics and mechanism of the bacterial and ferric sulphate oxidation of galena

    Article • Hydrometallurgy, November 2004, Elsevier

    Gabriel da Silva

  105. Relative importance of diffusion and reaction control during the bacterial and ferric sulphate leaching of zinc sulphide

    Article • Hydrometallurgy, June 2004, Elsevier

    Gabriel da Silva

  106. Integrated Kinetic and Thermodynamic Model Describing the Nitrosation of Aniline and Its Derivatives under Reaction- and Encounter-Controlled Conditions

    Article • Industrial & Engineering Chemistry Research, April 2004, American Chemical Society (ACS)

    Gabriel da Silva

  107. Electrochemical passivation of sphalerite during bacterial oxidation in the presence of galena

    Article • Minerals Engineering, March 2003, Elsevier

    Gabriel da Silva

  108. Nucleophilic Catalysis of Nitrosation: Relationship between Nitrosating Agent Equilibrium Constant and Catalyst Nucleophilicity

    Article • Journal of Chemical Research, December 2002, SAGE Publications

    Gabriel da Silva