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  1. Fractional generalization of hyperbolic-type equation and bivariate, trivariate Mittag-Leffler type functions

    Article • Arabian Journal of Mathematics, January 2026, Springer Science + Business Media

    DSc Erkinjon Karimov

  2. Mixed partial differential equation: Forward problem linked with the wave-diffusion process

    Article • Georgian Mathematical Journal, October 2025, De Gruyter

    DSc Erkinjon Karimov

  3. On Generalized Mittag–Leffler‐Type Functions of Two Variables

    Article • Mathematical Methods in the Applied Sciences, July 2025, Wiley

    DSc Erkinjon Karimov

  4. Mixed wave-diffusion-wave equation: solvability of an initial-boundary problem

    Article • Gulf Journal of Mathematics, June 2025, Gulf Journal of Mathematics

    DSc Erkinjon Karimov

  5. The Prabhakar fractional q-integral and q-differential operators, and their properties

    Article • Filomat, January 2025, National Library of Serbia

    DSc Erkinjon Karimov

  6. A non‐local problem for a time‐fractional differential equation with the Hilfer operator on metric graph

    Article • Mathematical Methods in the Applied Sciences, May 2024, Wiley

    DSc Erkinjon Karimov

  7. On a Mixed Equation Involving Prabhakar Fractional Order Integral-Differential Operators

    Article • January 2024, Springer Science + Business Media

    DSc Erkinjon Karimov

  8. Inverse Problems for Time-Fractional Mixed Equation Involving the Caputo Fractional Derivative

    Article • January 2024, Springer Science + Business Media

    DSc Erkinjon Karimov

  9. A boundary problem for the time-fractional Hallaire–Luikov moisture transfer equation with Hilfer derivative

    Article • Computational and Applied Mathematics, February 2023, Springer Science + Business Media

    DSc Erkinjon Karimov

  10. Solvability of the boundary‐value problem for a mixed equation involving hyper‐Bessel fractional differential operator and bi‐ordinal Hilfer fractional derivative

    Article • Mathematical Methods in the Applied Sciences, June 2022, Wiley

    Bakhodirjon Toshtemirov, DSc Erkinjon Karimov

  11. On one loaded mixed-type integro-differential equation with fractional Gerasimov-Caputo operators

    Article • Итоги науки и техники Серия «Современная математика и ее приложения Тематические обзоры», January 2022, Russian Institute for Scientific and Technical Information - VINITI RAS

    DSc Erkinjon Karimov

  12. On self-similar solutions of time and space fractional sub-diffusion equations

    Article • An International Journal of Optimization and Control Theories & Applications (IJOCTA), November 2021, Inno Science Press

    DSc Erkinjon Karimov

  13. Cauchy type problems for fractional differential equations

    Article • Integral Transforms and Special Functions, March 2021, Taylor & Francis

    DSc Erkinjon Karimov

  14. Inverse Problem for a Mixed Type Integro-Differential Equation with Fractional Order Caputo Operators and Spectral Parameters

    Article • Axioms, October 2020, MDPI AG

    DSc Erkinjon Karimov

  15. Frankl-Type Problem for a Mixed Type Equation with the Caputo Fractional Derivative

    Article • Lobachevskii Journal of Mathematics, September 2020, Pleiades Publishing Ltd

    DSc Erkinjon Karimov

  16. On the Existence of Eigenvalues of a Boundary Value Problem with Transmitting Condition of the Integral Form for a Parabolic-Hyperbolic Equation

    Article • Mathematics, June 2020, MDPI AG

    Professor Alberto Cabada, DSc Erkinjon Karimov

  17. Non-local initial problem for second order time-fractional and space-singular equation

    Article • Hokkaido Mathematical Journal, June 2020, Department of Mathematics, Hokkaido University

    Murat Mamchuev, DSc Erkinjon Karimov

  18. Initial and Boundary Value Problems for Fractional Differential Equations Involving Atangana-Baleanu Derivative

    Article • Sultan Qaboos University Journal For Science, December 2018, Sultan Qaboos University Medical Journal

    DSc Erkinjon Karimov

  19. Initial boundary value problems for a fractional differential equation with hyper-Bessel operator

    Article • Fractional Calculus and Applied Analysis, February 2018, De Gruyter

    DSc Erkinjon Karimov

  20. An Inverse Source Non-local Problem for a Mixed Type Equation with a Caputo Fractional Differential Operator

    Article • East Asian Journal on Applied Mathematics, May 2017, Global Science Press

    DSc Erkinjon Karimov

  21. CERTAIN INTEGRAL FORMULAS ASSOCIATED WITH ALEPH (ℵ)-FUNCTION

    Article • Communications of the Korean Mathematical Society, April 2017, The Korean Mathematical Society

    Professor Praveen Agarwal, DSc Erkinjon Karimov

  22. Preface for the Special Issue on “Special functions and analysis of PDEs”

    Article • Mathematical Modelling of Natural Phenomena, January 2017, EDP Sciences

    DSc Erkinjon Karimov, Professor Praveen Agarwal

  23. Non-local Boundary Problem with Integral Form Transmitting Condition for Fractional Mixed Type Equation in a Composite Domain

    Article • Mathematical Modelling of Natural Phenomena, January 2017, EDP Sciences

    DSc Erkinjon Karimov

  24. On Boundary-Value Problems for a Partial Differential Equation with Caputo and Bessel Operators

    Article • January 2017, Springer Science + Business Media

    DSc Erkinjon Karimov, Professor Praveen Agarwal

  25. Solvability of a Non-local Problem with Integral Transmitting Condition for Mixed Type Equation with Caputo Fractional Derivative

    Article • Results in Mathematics, November 2016, Springer Science + Business Media

    DSc Erkinjon Karimov, Professor Praveen Agarwal

  26. Boundary-value problems for fractional heat equation involving Caputo-Fabrizio derivative

    Article • New Trends in Mathematical Science, October 2016, New Trends in Mathematical Science

    DSc Erkinjon Karimov

  27. Unique solvability of a non-local problem for mixed-type equation with fractional derivative

    Article • Mathematical Methods in the Applied Sciences, October 2016, Wiley

    DSc Erkinjon Karimov

  28. On a Differential Equation with Caputo-Fabrizio Fractional Derivative of Order 1 <β ≤ 2 and Application to Mass-Spring-Damper System

    Article • Progress in Fractional Differentiation and Applications, October 2016, Natural Sciences Publishing

    DSc Erkinjon Karimov

  29. About the existence of solutions for a hybrid nonlinear generalized fractional pantograph equation

    Article • Fractional Differential Calculus, January 2016, Element d.o.o.

    DSc Erkinjon Karimov

  30. Generalized fractional integral operators and the multivariable H-function

    Article • Journal of Inequalities and Applications, November 2015, Springer Science + Business Media

    DSc Erkinjon Karimov, Professor Praveen Agarwal, Dr Mehar Chand

  31. Certain image formulas of generalized hypergeometric functions

    Article • Applied Mathematics and Computation, September 2015, Elsevier

    DSc Erkinjon Karimov, Professor Praveen Agarwal, Dr Mehar Chand

  32. Inverse source problems for time-fractional mixed parabolic-hyperbolic-type equations

    Article • Journal of Inverse and Ill-Posed Problems, January 2015, De Gruyter

    DSc Erkinjon Karimov

  33. On a nonlocal problem for mixed parabolic–hyperbolic type equation with nonsmooth line of type changing

    Article • Asian-European Journal of Mathematics, June 2014, World Scientific Pub Co Pte Lt

    DSc Erkinjon Karimov

  34. On a boundary-value problem for the parabolic-hyperbolic equation with the fractional derivative and the sewing condition of the integral form

    Article • January 2014, American Institute of Physics

    DSc Erkinjon Karimov

  35. On the Volterra property of a boundary problem with integral gluing condition for a mixed parabolic-hyperbolic equation

    Article • Boundary Value Problems, January 2013, Springer Science + Business Media

    DSc Erkinjon Karimov, Professor Alberto Cabada

  36. Spatial boundary problem with the Dirichlet–Neumann condition for a singular elliptic equation

    Article • Applied Mathematics and Computation, December 2012, Elsevier

    DSc Erkinjon Karimov

  37. ON AN ANALOGUE OF THE HOLMGREN'S PROBLEM FOR 3D SINGULAR ELLIPTIC EQUATION

    Article • Asian-European Journal of Mathematics, June 2012, World Scientific Pub Co Pte Lt

    DSc Erkinjon Karimov

  38. On a non-local boundary problem for a parabolic–hyperbolic equation involving a Riemann–Liouville fractional differential operator

    Article • Nonlinear Analysis, April 2012, Elsevier

    Professor Alberto Cabada, DSc Erkinjon Karimov

  39. The Dirichlet problem for a 3D elliptic equation with two singular coefficients

    Article • Computers & Mathematics with Applications, July 2011, Elsevier

    DSc Erkinjon Karimov

  40. On fundamental solutions for 3D singular elliptic equations with a parameter

    Article • Applied Mathematics Letters, March 2011, Elsevier

    DSc Erkinjon Karimov

  41. Boundary Value Problems with Integral Gluing Conditions for Fractional-Order Mixed-Type Equation

    Article • International Journal of Differential Equations, January 2011, Hindawi Publishing Corporation

    DSc Erkinjon Karimov

  42. On a boundary problem with Neumann’s condition for 3D singular elliptic equations

    Article • Applied Mathematics Letters, May 2010, Elsevier

    DSc Erkinjon Karimov

  43. Fundamental solutions for a class of three-dimensional elliptic equations with singular coefficients

    Article • Applied Mathematics Letters, December 2009, Elsevier

    DSc Erkinjon Karimov

  44. Some non-local problems for the parabolic-hyperbolic type equation with complex spectral parameter

    Article • Mathematische Nachrichten, July 2008, Wiley

    DSc Erkinjon Karimov

  45. Boundary value problems with continuous and special gluing conditions for parabolic-hyperbolic type equations

    Article • Central European Journal of Mathematics, December 2007, De Gruyter

    DSc Erkinjon Karimov

  46. Some non-local problems for the parabolic-hyperbolic type equation with non-characteristic line of changing type

    Article • Central European Journal of Mathematics, June 2006, De Gruyter

    DSc Erkinjon Karimov

  47. About the Tricomi problem for the mixed parabolic–hyperbolic type equation with complex spectral parameter

    Article • Complex Variables Theory and Application An International Journal, May 2005, Taylor & Francis

    DSc Erkinjon Karimov