[1]
L. Luo, Z. Luo, and L. Yang, “Infinitely Many Fast Homoclinic Solutions for Some Second-Order Nonautonomous Systems”, Ukr. Mat. Zhurn., vol. 66, no. 3, pp. 404–414, Mar. 2014, Accessed: Apr. 13, 2025. [Online]. Available: https://umj.imath.kiev.ua/index.php/umj/article/view/2142