[1]
Y. M. . Pelekh, “One approach to the determination of approximate solutions of the Cauchy problem for nonlinear differential equations ”,
Ukr. Mat. Zhurn., vol. 44, no. 12, pp. 1695–1701, Dec. 1992, Accessed: Apr. 23, 2025. [Online]. Available:
https://umj.imath.kiev.ua/index.php/umj/article/view/8194