[1]
E. A. Grebenikov and A. V. Chichurin, “Analytic study of some differential equations related to problems of space dynamics”, Ukr. Mat. Zhurn., vol. 59, no. 2, pp. 162–171, Feb. 2007, Accessed: Feb. 17, 2026. [Online]. Available: https://umj.imath.kiev.ua/index.php/umj/article/view/3301