Ganji, Z. Z., Ganji, D. D., Jafari, H. and Rostamian, M. (2008) “Application of the homotopy perturbation method to coupled system of partial differential equations with time fractional derivatives”, Topological Methods in Nonlinear Analysis, 31(2), pp. 341–348. Available at: https://apcz.umk.pl/TMNA/article/view/TMNA.2008.025 (Accessed: 26 April 2024).