Samoilenko VG, Samoilenko YI. Asymptotic m-phase soliton-type solutions of a singularly perturbed Korteweg?de Vries equation with variable coefficients. II. Ukr. Mat. Zhurn. [Internet]. 2012 Aug. 25 [cited 2025 Apr. 13];64(8):1089-105. Available from: https://umj.imath.kiev.ua/index.php/umj/article/view/2643