Anakira N, M. J. Mohammed, Irianto Irianto, Ala Amourah, osama Oqilat. Exact Solution of System of Multi-Photograph Type Delay Differential Equations Via New Algorithm Based on Homotopy Perturbation Method. Results in Nonlinear Analysis [Internet]. 2024 Jun. 3 [cited 2024 Nov. 21];7(2):187-9. Available from: https://nonlinear-analysis.com/index.php/pub/article/view/406