Samoilenko, V. G., & Samoilenko, Y. I. (2013). Two-Phase Solitonlike Solutions of the Cauchy Problem for a Singularly Perturbed Korteweg-De-Vries Equation with Variable Coefficients. Ukrains’kyi Matematychnyi Zhurnal, 65(11), 1515–1530. Retrieved from https://umj.imath.kiev.ua/index.php/umj/article/view/2531