Zulfi Abdullah, Trengginas Eka Putra Sutantyo, Mahdhivan Syafwan, Ahmad Ripai, Hanifah Azzaura Musyayyadah, and Mohamad Nazri Abdul Halif, “An Exact Solution of Nonlinear Schrödinger Equation in a Lossy Fiber System Using Direct Solution Method ”, J. Ilmu Fis. , vol. 15, no. 1, pp. 13–21, Nov. 2022.