Houwe, A., Sabi’u, J., Betchewe, G., Inc, M. and Doka, S. Y. (2021) “Modulation analysis and optical solitons of perturbed nonlinear Schrodinger equation”, Revista Mexicana de Física, 67(4 Jul-Aug), pp. 040705 1–9. doi: 10.31349/RevMexFis.67.040705.