1.
Evtukhov VM, Stekhun AA. Asymptotic representations of solutions of one class of nonlinear nonautonomous differential equations of the third order. Ukr. Mat. Zhurn. [Internet]. 2007Oct.25 [cited 2024Apr.26];59(10):1363–1375. Available from: https://umj.imath.kiev.ua/index.php/umj/article/view/3395