A brief survey on numerical methods for solving singularly perturbed problems MK Kadalbajoo, V Gupta Applied mathematics and computation 217 (8), 3641-3716, 2010 | 111 | 2010 |

A uniformly convergent B-spline collocation method on a nonuniform mesh for singularly perturbed one-dimensional time-dependent linear convection–diffusion problem MK Kadalbajoo, V Gupta, A Awasthi Journal of Computational and Applied Mathematics 220 (1-2), 271-289, 2008 | 51 | 2008 |

Numerical solution of singularly perturbed convection–diffusion problem using parameter uniform B-spline collocation method MK Kadalbajoo, V Gupta Journal of Mathematical Analysis and Applications 355 (1), 439-452, 2009 | 33 | 2009 |

Collocation method using artificial viscosity for solving stiff singularly perturbed turning point problem having twin boundary layers MK Kadalbajoo, P Arora, V Gupta Computers & Mathematics with Applications 61 (6), 1595-1607, 2011 | 28 | 2011 |

A parameter-uniform higher order finite difference scheme for singularly perturbed time-dependent parabolic problem with two small parameters V Gupta, MK Kadalbajoo, RK Dubey International Journal of Computer Mathematics 96 (3), 474-499, 2019 | 17 | 2019 |

A parameter uniform B-spline collocation method for solving singularly perturbed turning point problem having twin boundary layers MK Kadalbajoo, V Gupta International Journal of Computer Mathematics 87 (14), 3218-3235, 2010 | 16 | 2010 |

A singular perturbation approach to solve Burgers–Huxley equation via monotone finite difference scheme on layer-adaptive mesh V Gupta, MK Kadalbajoo Communications in Nonlinear Science and Numerical Simulation 16 (4), 1825-1844, 2011 | 11 | 2011 |

Higher order numerical approximation for time dependent singularly perturbed differential‐difference convection‐diffusion equations V Gupta, M Kumar, S Kumar Numerical Methods for Partial Differential Equations 34 (1), 357-380, 2018 | 9 | 2018 |

Local maximum principle satisfying high‐order non‐oscillatory schemes RK Dubey, B Biswas, V Gupta International Journal for Numerical Methods in Fluids 81 (11), 689-715, 2016 | 8 | 2016 |

A layer adaptive B‐spline collocation method for singularly perturbed one‐dimensional parabolic problem with a boundary turning point V Gupta, MK Kadalbajoo Numerical Methods for Partial Differential Equations 27 (5), 1143-1164, 2011 | 7 | 2011 |

A mesh refinement algorithm for singularly perturbed boundary and interior layer problems RK Dubey, V Gupta International Journal of Computational Methods 17 (07), 1950024, 2020 | 3 | 2020 |

Qualitative analysis and numerical solution of Burgers’ equation via B-spline collocation with implicit Euler method on piecewise uniform mesh V Gupta, MK Kadalbajoo Journal of Numerical Mathematics 24 (2), 73-94, 2016 | 2 | 2016 |

Numerical approximation of modified burgers' equation via hybrid finite difference scheme on layer-adaptive mesh. V Gupta, MK Kadalbajoo Neural, Parallel & Scientific Computations 18 (2), 167-194, 2010 | 2 | 2010 |

Second-order parameter-uniform finite difference scheme for singularly perturbed parabolic problem with a boundary turning point SK Sahoo, V Gupta Journal of Difference Equations and Applications, 1-18, 2021 | 1 | 2021 |

Hybrid finite difference methods for solving modified burgers and Burgers-Huxley equations. MK Kadalbajoo, V Gupta Neural Parallel Sci. Comput. 18 (3-4), 409-422, 2010 | 1 | 2010 |

Robust higher order finite difference scheme for singularly perturbed turning point problem with two outflow boundary layers V Gupta, SK Sahoo, RK Dubey Computational and Applied Mathematics 40 (5), 1-23, 2021 | | 2021 |

Local principle satisfying high order total variation diminishing approximation for non-sonic data extrema RK Dubey, B Biswas, V Gupta arXiv preprint arXiv:1503.03239, 2015 | | 2015 |