S. O. Ajibola, O. T. Kolebaje, and S. O. Sedara, “On the application of the multistage Laplace Adomian decomposition method to the chaotic Chen system”, IJAMR, vol. 2, no. 1, pp. 116–124, Jan. 2013, doi: 10.14419/ijamr.v2i1.593.