Laukaityte, Ingrida, and Raimondas Čiegis. “Finite‐difference Scheme for One Problem of Nonlinear Optics”. Mathematical Modelling and Analysis 13, no. 2 (June 30, 2008): 211-222. Accessed November 25, 2024. https://gc.vgtu.lt/index.php/MMA/article/view/7004.