Switching from exact scheme to nonstandard finite difference scheme for linear delay differential equation

Salisu M. Garba, Abba B. Gumel, A. S. Hassan, Jean M.-S. Lubuma. Switching from exact scheme to nonstandard finite difference scheme for linear delay differential equation. Applied Mathematics and Computation, 258:388-403, 2015. [doi]

@article{GarbaGHL15,
  title = {Switching from exact scheme to nonstandard finite difference scheme for linear delay differential equation},
  author = {Salisu M. Garba and Abba B. Gumel and A. S. Hassan and Jean M.-S. Lubuma},
  year = {2015},
  doi = {10.1016/j.amc.2015.01.088},
  url = {http://dx.doi.org/10.1016/j.amc.2015.01.088},
  researchr = {https://researchr.org/publication/GarbaGHL15},
  cites = {0},
  citedby = {0},
  journal = {Applied Mathematics and Computation},
  volume = {258},
  pages = {388-403},
}