Periodic step-like contrast structures for quasilinear parabolic equation with small diffusion term. Neliniini Kolyvannya, [S. l.], v. 8, n. 3, p. 329–350, 2005. Disponível em: https://twinhead.imath.kiev.ua/index.php/nosc/article/view/359. Acesso em: 22 jan. 2026.