J. L. Yin, “Stability of smooth soHtary waves for the generahzed Korteweg - de Vries equation with combmed dispersion”, Ukr. Mat. Zhurn., vol. 63, no. 8, pp. 1071–1077, Aug. 2011, Accessed: Dec. 05, 2025. [Online]. Available: https://umj.imath.kiev.ua/index.php/umj/article/view/2785