1.
Dragunov DV, Makarov VL, Sember DA. FD-method for solving the nonlinear Klein - Gordon equation. Ukr. Mat. Zhurn. [Internet]. 2012Oct.25 [cited 2024Apr.19];64(10):1394-415. Available from: https://umj.imath.kiev.ua/index.php/umj/article/view/2667