SAMOILENKO, V. G.; SAMOILENKO, Yu. I. Two-Phase Solitonlike Solutions of the Cauchy Problem for a Singularly Perturbed Korteweg-De-Vries Equation with Variable Coefficients. Ukrains’kyi Matematychnyi Zhurnal, [S. l.], v. 65, n. 11, p. 1515–1530, 2013. Disponível em: https://umj.imath.kiev.ua/index.php/umj/article/view/2531. Acesso em: 5 dec. 2025.