1.
Kusi GR, Bullo TA, Duressa GF. Quartic Non-polynomial Spline Method for Singularly Perturbed Differential-difference Equation with Two Parameters. J. Eng. Adv. [Internet]. 2021 May 3 [cited 2024 Apr. 19];2(02):71-7. Available from: https://scienpg.com/jea/index.php/jea/article/view/jea.2021.02.002