A fourth-order numerical scheme for singularly perturbed delay parabolic problem arising in population dynamics. - Lolugu Govindarao; Jugal Mohapatra; Abhishek Das (J. Appl. Math. Comput., 2020)

A numerical scheme to solve mixed parabolic-elliptic problem involving singular perturbation. - Lolugu Govindarao; Jugal Mohapatra (Int. J. Comput. Math., 2022)

A second order weighted monotone numerical scheme for time-delayed parabolic initial-boundary-value problem involving a small parameter. - Abhishek Das; Lolugu Govindarao; Jugal Mohapatra (Int. J. Math. Model. Numer. Optimisation, 2022)

Numerical scheme for partial differential equations involving small diffusion term with non-local boundary conditions. - Shree Bala; Lolugu Govindarao; Abhishek Das; A. Majumdar (J. Appl. Math. Comput., 2023)

Numerical scheme for singularly perturbed Fredholm integro-differential equations with non-local boundary conditions. - Lolugu Govindarao; Higinio Ramos; Sekar Elango (Comput. Appl. Math., 2024)

A splitting based higher-order numerical scheme for 2D time-dependent singularly perturbed reaction-diffusion problems. - Jugal Mohapatra; Lolugu Govindarao; S. Priyadarshana (J. Supercomput., 2025)