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  1. Bounds for the Second Hankel Determinant and Its Inverse in Specific Function Classes

    Article • Axioms, February 2026, MDPI AG

    Professor Teodor Bulboaca

  2. Monotonic nature of the Gamma function

    Article • Journal of Inequalities and Applications, January 2026, Springer Science + Business Media

    Professor Teodor Bulboaca

  3. Lemniscate Starlikeness and Convexity Conditions for Generalized Bessel Functions

    Article • Bulletin of the Malaysian Mathematical Sciences Society, August 2025, Springer Science + Business Media

    Professor Teodor Bulboaca

  4. Simple proofs of certain results on generalized Fekete-Szegő functional in the class $$\mathcal {S}$$

    Article • Analysis and Mathematical Physics, July 2025, Springer Science + Business Media

    Professor Teodor Bulboaca

  5. Majorization Problems for Subclasses of Meromorphic Functions Defined by the Generalized q-Sălăgean Operator

    Article • Mathematics, May 2025, MDPI AG

    Professor Teodor Bulboaca

  6. Geometric Properties of the m-Leaf Function and Connected Subclasses

    Article • Symmetry, March 2025, MDPI AG

    Professor Teodor Bulboaca

  7. Third-order Hankel determinant sharp estimates for the inverse of complex valued holomorphic functions

    Article • Heliyon, January 2025, Elsevier

    Professor Teodor Bulboaca

  8. Fractional Differential Operator Based on Quantum Calculus and Bi-Close-to-Convex Functions

    Article • Mathematics, June 2024, MDPI AG

    Professor Teodor Bulboaca

  9. Sharp Coefficient Bounds for Starlike Functions Associated with Cosine Function

    Article • Axioms, June 2024, MDPI AG

    Professor Teodor Bulboaca

  10. Symmetric Toeplitz Determinants for Classes Defined by Post Quantum Operators Subordinated to the Limaçon Function

    Article • Studia Universitatis Babes-Bolyai Mathematica, June 2024, Babes-Bolyai University

    Professor Teodor Bulboaca

  11. A Fractional Differential Operator Based on Quantum Calculus and Bi-Close-to-Convex Functions

    Article • June 2024, MDPI AG

    Professor Teodor Bulboaca

  12. Sharp Coefficient Bounds for Starlike Functions Associated with Cosine Function

    Article • June 2024, MDPI AG

    Professor Teodor Bulboaca

  13. Subclasses of Analytic Functions Subordinated to the Four-Leaf Function

    Article • Axioms, February 2024, MDPI AG

    Professor Teodor Bulboaca

  14. Subordination properties and coefficient problems for a novel class of convex functions

    Article • Mathematica Slovaca, February 2024, De Gruyter

    Professor Teodor Bulboaca

  15. Fekete–Szegő and Zalcman Functional Estimates for Subclasses of Alpha-Convex Functions Related to Trigonometric Functions

    Article • Mathematics, January 2024, MDPI AG

    Professor Teodor Bulboaca

  16. On a logarithmic coefficients inequality for the class of close-to-convex functions

    Article • Proceedings of the Romanian Academy Series A Mathematics Physics Technical Sciences Information Science, December 2023, Editura Academiei Romane

    Professor Teodor Bulboaca

  17. Fekete-Szego and Zalcman Functional Estimates for Subclasses of Alpha-Convex Functions Related to Trigonometric Functions

    Article • December 2023, MDPI AG

    Professor Teodor Bulboaca

  18. Coefficient Bounds for Some Families of Bi-Univalent Functions with Missing Coefficients

    Article • Axioms, November 2023, MDPI AG

    Professor Teodor Bulboaca

  19. Initial Coefficient Bounds for Bi-Univalent Functions Related to Gregory Coefficients

    Article • Mathematics, June 2023, MDPI AG

    Dr Murugusundaramoorthy Gangadharan, Professor Teodor Bulboaca

  20. Initial Coefficients Bounds for Bi-univalent Functions Related to Gregory Coefficients

    Article • May 2023, MDPI AG

    Professor Teodor Bulboaca

  21. Initial Coefficients Upper Bounds for Certain Subclasses of Bi-Prestarlike Functions

    Article • Axioms, May 2023, MDPI AG

    Professor Teodor Bulboaca

  22. Logarithmic Coefficients Inequality for the Family of Functions Convex in One Direction

    Article • Mathematics, May 2023, MDPI AG

    Professor Teodor Bulboaca

  23. Logarithmic Coefficients for Some Classes Defined by Subordination

    Article • Axioms, March 2023, MDPI AG

    Professor Teodor Bulboaca

  24. Coefficient Bounds for Multivalent Classes of Starlike and Convex Functions Defined by Higher-Order Derivatives and Complex Order

    Article • Ukrainian Mathematical Journal, March 2023, Springer Science + Business Media

    Professor Teodor Bulboaca

  25. On a generalized class of analytic functions related to Bazilevič functions

    Article • Acta et Commentationes Universitatis Tartuensis de Mathematica, November 2022, University of Tartu Press

    Professor Teodor Bulboaca

  26. Some Subclasses of Spirallike Multivalent Functions Associated with a Differential Operator

    Article • Mathematics, August 2022, MDPI AG

    Professor Teodor Bulboaca

  27. Subordinations and Norm Estimates for Functions Associated with Ma-Minda Subclasses

    Article • Mathematics, August 2022, MDPI AG

    Professor Teodor Bulboaca

  28. A Differential Operator Associated with q-Raina Function

    Article • Symmetry, July 2022, MDPI AG

    Professor Teodor Bulboaca

  29. The second Hankel determinant for subclasses of Bi-univalent functions associated with a nephroid domain

    Article • Revista de la Real Academia de Ciencias Exactas Físicas y Naturales Serie A Matemáticas, July 2022, Springer Science + Business Media

    Prof. Dr. Hari Mohan Srivastava, Dr Murugusundaramoorthy Gangadharan, Professor Teodor Bulboaca

  30. An Avant-Garde Construction for Subclasses of Analytic Bi-Univalent Functions

    Article • Axioms, June 2022, MDPI AG

    Professor Teodor Bulboaca

  31. Subclasses of Yamakawa-Type Bi-Starlike Functions Associated with Gegenbauer Polynomials

    Article • Axioms, February 2022, MDPI AG

    Dr Murugusundaramoorthy Gangadharan, Professor Teodor Bulboaca

  32. Properties of a certain class of multivalent functions

    Article • Boletim da Sociedade Paranaense de Matemática, January 2022, Sociedade Paranaense de Matematica

    Professor Teodor Bulboaca

  33. Integral operators preserving subordination and superordination for multivalent functions

    Article • Ukrains’kyi Matematychnyi Zhurnal, June 2021, SIGMA (Symmetry, Integrability and Geometry: Methods and Application)

    Professor Teodor Bulboaca

  34. Logarithmic Coefficient Bounds and Coefficient Conjectures for Classes Associated with Convex Functions

    Article • Journal of Function Spaces, June 2021, Wiley

    Professor Teodor Bulboaca

  35. Certain subclasses of spirallike univalent functions related to Poisson distribution series

    Article • TURKISH JOURNAL OF MATHEMATICS, May 2021, The Scientific and Technological Research Council of Turkey (TUBITAK-ULAKBIM) - DIGITAL COMMONS JOURNALS

    Professor Teodor Bulboaca

  36. Properties of λ-Pseudo-Starlike Functions of Complex Order Defined by Subordination

    Article • Axioms, May 2021, MDPI AG

    Dr Murugusundaramoorthy Gangadharan, Professor Teodor Bulboaca

  37. Starlikeness and convexity of the product of certain multivalent functions with higher-order derivatives

    Article • Mathematica Slovaca, April 2021, De Gruyter

    Professor Teodor Bulboaca

  38. Notes on multivalent Bazilević functions defined by higher order derivatives

    Article • TURKISH JOURNAL OF MATHEMATICS, March 2021, The Scientific and Technological Research Council of Turkey (TUBITAK-ULAKBIM) - DIGITAL COMMONS JOURNALS

    Professor Teodor Bulboaca

  39. Subclasses of Multivalent Analytic Functions Associated with a q-Difference Operator

    Article • Mathematics, December 2020, MDPI AG

    Professor Teodor Bulboaca

  40. New properties of the generalized Dini function

    Article • Hacettepe Journal of Mathematics and Statistics, October 2020, Hacettepe Journal of Biology and Chemistry

    Professor Teodor Bulboaca

  41. On fourth Hankel determinant for functions associated with Bernoulli's lemniscate

    Article • Hacettepe Journal of Mathematics and Statistics, October 2020, Hacettepe Journal of Biology and Chemistry

    Professor Teodor Bulboaca

  42. New Results for Some Generalizations of Starlike and Convex Functions

    Article • Journal of Function Spaces, September 2020, Wiley

    Professor Teodor Bulboaca

  43. Sufficient Condition for p-Valent Strongly Starlike Functions

    Article • Journal of Contemporary Mathematical Analysis (Armenian Academy of Sciences), July 2020, Allerton Press

    Professor Teodor Bulboaca

  44. Radii problems for some classes of analytic functions associated with Legendre polynomials of odd degree

    Article • Journal of Inequalities and Applications, June 2020, Springer Science + Business Media

    Professor Teodor Bulboaca

  45. Hankel Determinants for New Subclasses of Analytic Functions Related to a Shell Shaped Region

    Article • Mathematics, June 2020, MDPI AG

    Dr Murugusundaramoorthy Gangadharan, Professor Teodor Bulboaca

  46. Coefficient bounds and differential subordinations for analytic functions associated with starlike functions

    Article • Revista de la Real Academia de Ciencias Exactas Físicas y Naturales Serie A Matemáticas, May 2020, Springer Science + Business Media

    Professor Teodor Bulboaca

  47. Maclaurin Coefficient Estimates of Bi-Univalent Functions Connected with the q-Derivative

    Article • Mathematics, March 2020, MDPI AG

    Professor Teodor Bulboaca

  48. Subordination and superordination preserving properties for families of integral operators for meromorphic functions

    Article • Analysis and Mathematical Physics, January 2020, Springer Science + Business Media

    Professor Teodor Bulboaca

  49. Certain sufficient conditions for close-to-convexity and starlikeness of multivalent functions

    Article • Acta et Commentationes Universitatis Tartuensis de Mathematica, January 2020, University of Tartu Press

    Professor Teodor Bulboaca

  50. Differential Sandwich-Type Results for Symmetric Functions Connected with a Q-Analog Integral Operator

    Article • Mathematics, December 2019, MDPI AG

    Professor Teodor Bulboaca

  51. Fekete-Szegő inequalities for certain class of analytic functions connected with q-analogue of Bessel function

    Article • Journal of the Egyptian Mathematical Society, November 2019, Egypts Presidential Specialized Council for Education and Scientific Research

    Professor Teodor Bulboaca

  52. On Janowski functions associated with (n,m)-symmetrical functions

    Article • Journal of Taibah University for Science, September 2019, Taylor & Francis

    Professor Teodor Bulboaca

  53. Applications of differential subordinations involving a generalized fractional differintegral operator

    Article • Journal of Inequalities and Applications, September 2019, Springer Science + Business Media

    Professor Teodor Bulboaca

  54. Certain classes of multivalent functions defined with higher-order derivatives

    Article • TURKISH JOURNAL OF MATHEMATICS, March 2019, The Scientific and Technological Research Council of Turkey (TUBITAK-ULAKBIM) - DIGITAL COMMONS JOURNALS

    Professor Teodor Bulboaca

  55. Simple Sufficient Subordination Conditions for Close-to-Convexity

    Article • Mathematics, March 2019, MDPI AG

    Professor Teodor Bulboaca

  56. Subclasses of meromorphic functions associated with a convolution operator

    Article • Filomat, January 2019, National Library of Serbia

    Professor Teodor Bulboaca

  57. Sufficient Conditions for Bounded Turning of Analytic Functions

    Article • Ukrainian Mathematical Journal, December 2018, Springer Science + Business Media

    Professor Teodor Bulboaca

  58. Estimate for initial MacLaurin coefficients of certain subclasses of bi-univalent functions of complex order associated with the Hohlov operator

    Article • Annales Universitatis Paedagogicae Cracoviensis Studia Mathematica, December 2018, De Gruyter

    Dr Murugusundaramoorthy Gangadharan, Professor Teodor Bulboaca

  59. Second Hankel determinant for a subclass of analytic bi-univalent functions defined by subordination

    Article • TURKISH JOURNAL OF MATHEMATICS, September 2018, The Scientific and Technological Research Council of Turkey (TUBITAK-ULAKBIM) - DIGITAL COMMONS JOURNALS

    Professor Teodor Bulboaca

  60. Sandwich results for higher order fractional derivative operators

    Article • Matematychni Studii, December 2017, Ivan Franko National University of Lviv

    Professor Teodor Bulboaca

  61. Subordination and superordination results for analytic functions with respect to symmetrical points

    Article • Quaestiones Mathematicae, September 2017, Taylor & Francis

    Professor Teodor Bulboaca, Dr Muhammad Sajjad Shabbir

  62. Multivalent functions associated with Srivastava–Saigo–Owa fractional differintegral operator

    Article • Revista de la Real Academia de Ciencias Exactas Físicas y Naturales Serie A Matemáticas, September 2017, Springer Science + Business Media

    Professor Teodor Bulboaca

  63. CLASSES OF k-UNIFORMLY CONVEX AND STARLIKE FUNCTIONS INVOLVING THE GENERALIZED FOX-WRIGHT FUNCTION

    Article • Far East Journal of Mathematical Sciences (FJMS), April 2016, Pushpa Publishing House

    Professor Teodor Bulboaca

  64. Complex Analysis

    Article • Open Mathematics, January 2016, De Gruyter

    Professor Teodor Bulboaca, Pranay Goswami

  65. Argument Properties for a Class of Analytic Functions Involving Libera Transform

    Article • Journal of Function Spaces, January 2016, Wiley

    Professor Teodor Bulboaca

  66. Sharp results on linear combination of simple expressions of analytic functions

    Article • Hacettepe Journal of Mathematics and Statistics, January 2016, Hacettepe Journal of Biology and Chemistry

    Professor Teodor Bulboaca

  67. Subclasses of Analytic Functions Defined by Generalized Hypergeometric Functions

    Article • Journal of Function Spaces, January 2016, Hindawi Publishing Corporation

    Professor Teodor Bulboaca

  68. Generalizations of starlike harmonic functions

    Article • Comptes Rendus Mathématique, November 2015, Cellule MathDoc/CEDRAM

    Professor Teodor Bulboaca

  69. Extensions of some generalized conditions for starlikeness and convexity

    Article • Journal of Inequalities and Applications, October 2014, Springer Science + Business Media

    Pranay Goswami, Professor Teodor Bulboaca

  70. On the class of bi-univalent functions

    Article • Comptes Rendus Mathématique, October 2014, Cellule MathDoc/CEDRAM

    Professor Teodor Bulboaca

  71. Majorization problems and integral transforms for a Class of Univalent Functions with missing coefficients

    Article • Boletim da Sociedade Paranaense de Matemática, September 2014, Sociedade Paranaense de Matematica

    Professor Teodor Bulboaca

  72. Certain family of integral operators preserving subordination and superordination

    Article • Acta Mathematica Scientia, July 2014, Elsevier

    Professor Teodor Bulboaca

  73. Subordination properties of multivalent functions involving an extended fractional differintegral operator

    Article • Acta Mathematica Scientia, March 2014, Elsevier

    Professor Teodor Bulboaca

  74. A class of integral operators preserving subordination and superordination

    Article • Complex Variables and Elliptic Equations, July 2013, Taylor & Francis

    Professor Teodor Bulboaca

  75. A General family of integral operators and associated subordination and superordination properties of some special analytic function classes

    Article • Applied Mathematics and Computation, November 2012, Elsevier

    Prof. Dr. Hari Mohan Srivastava, Professor Teodor Bulboaca

  76. Double subordination preserving properties for a new generalized Srivastava-Attiya integral operator

    Article • Chinese Annals of Mathematics Series B, July 2012, Springer Science + Business Media

    Professor Teodor Bulboaca

  77. Sandwich-type results for a class of convex integral operators

    Article • Acta Mathematica Scientia, May 2012, Elsevier

    Professor Teodor Bulboaca

  78. Certain properties of a new subclass of close-to-convex functions

    Article • Arabian Journal of Mathematics, April 2012, Springer Science + Business Media

    Pranay Goswami, Professor Teodor Bulboaca

  79. Convolution properties for subclasses of meromorphic univalent functions of complex order

    Article • Filomat, January 2012, National Library of Serbia

    Professor Teodor Bulboaca

  80. New Trends in Geometric Function Theory 2011

    Article • International Journal of Mathematics and Mathematical Sciences, January 2012, Wiley

    Professor Teodor Bulboaca

  81. Subclasses of spirallike multivalent functions

    Article • Mathematical and Computer Modelling, December 2011, Elsevier

    Pranay Goswami, Professor Teodor Bulboaca

  82. Some relations between certain classes consisting of α-convex type and Bazilević type functions

    Article • Applied Mathematics Letters, December 2011, Elsevier

    Professor Teodor Bulboaca

  83. DIFFERENTIAL SUBORDINATIONS FOR CLASSES OF MEROMORPHIC p-VALENT FUNCTIONS DEFINED BY MULTIPLIER TRANSFORMATIONS

    Article • Bulletin of the Australian Mathematical Society, April 2011, Cambridge University Press

    Professor Teodor Bulboaca

  84. Subclasses of Multivalent Functions Involving the Liu-Owa Operator

    Article • Quaestiones Mathematicae, November 2010, Informa UK Limited

    Professor Teodor Bulboaca

  85. Majorization for certain classes of analytic functions using multiplier transformation

    Article • Applied Mathematics Letters, May 2010, Elsevier

    Pranay Goswami, Professor Teodor Bulboaca

  86. Subordination and superordination properties of multivalent functions defined by certain integral operator

    Article • Journal of the Franklin Institute, April 2010, Elsevier

    Professor Teodor Bulboaca

  87. Subordination and superordination properties for a class of integral operators

    Article • Acta Mathematica Sinica English Series, February 2010, Springer Science + Business Media

    Professor Teodor Bulboaca

  88. New Trends in Geometric Function Theory

    Article • International Journal of Mathematics and Mathematical Sciences, January 2010, Wiley

    Professor Teodor Bulboaca

  89. Subordination properties of p-valent functions defined by Sălăgean operator

    Article • Complex Variables and Elliptic Equations, September 2009, Taylor & Francis

    Professor Teodor Bulboaca