S. Santra and J. Mohapatra,"Numerical Analysis of Volterra Integro-differential Equations with Caputo Fractional Derivative", Iranian Journal of Science and Technology, Transactions A: Science, vol.45, pp.1815–1824, Springer, July 2021, 10.1007/s40995-021-01180-7       Article

S. R. Sahu and J. Mohapatra,"Numerical study of time delay singularly perturbed parabolic differential equations involving both small positive and negative space shifts", Journal of Applied Analysis, De Gruyter, October 2021, 10.1515/jaa-2021-2064       Article

L. G. Rao, J. Mohapatra, and A. Das,"A fourth-order numerical scheme for singularly perturbed delay parabolic problem arising in population dynamics", Journal of Applied Mathematics and Computing, vol.63, pp.171-195, Springer 2020, https://link.springer.com/article/10.1007/s12190-019-01313-7       Article

L. G. Rao and J. Mohapatra,"Numerical analysis and simulation of delay parabolic partial differential equation involving a small parameter", Engineering Computations, vol.37, no.1, Emerald, February 2020       Article

S. Santra and J. Mohapatra,"Analysis of the L1 scheme for a time fractional parabolic–elliptic problem involving weak singularity", Mathematical Methods in the Applied Sciences, Wiley, October 2020, 10.1002/mma.6850       Article

D. Shakti and J. Mohapatra,"Uniformly Convergent Second Order Numerical Method for a Class of Parameterized Singular Perturbation Problems", Differential Equations and Dynamical Systems, vol.28, no.4, pp.1033-1043, Springer, October 2020, 10.1007/s12591-017-0361-y       Article

D. Shakti and J. Mohapatra,"Uniform convergence analysis of monotone hybrid scheme for convection-diffusion problems on layer adapted meshes", Mathematical Reports, vol.23, no.3, pp.325-357, Romanian Academy, March 2020, http://imar.ro/journals/Mathematical_Reports/php/2021/Mrc21_3.php       Article

J. Mohapatra and D. Shakti,"Numerical treatment for the solution of singularly perturbed pseudo-parabolic problem on an equidistributed grid", Nonlinear Engineering, vol.23, no.3, De Gruyter, February 2020, 10.1515/nleng-2020-0006       Article

S. R. Sahu and J. Mohapatra,"A second-order finite difference scheme for singularly perturbed initial value problem on layer-adapted meshes", International Journal of Modeling, Simulation, and Scientific Computing, vol.10, no.3, pp.23, World Scientific 2019, 10.1142/S1793962319500168       Article

L. G. Rao, S. R. Sahu, and J. Mohapatra,"Uniformly convergent numerical method for singularly perturbed time delay parabolic problem with two small parameters", Iranian Journal of Science and Technology, Transactions A: Science, Springer 2019       Article