PUKALSKYI, I. D. Cauchy Problem for Nonuniformly Parabolic Equations with Degeneracy. Ukrains’kyi Matematychnyi Zhurnal, [S. l.], v. 55, n. 11, p. 1520–1529, 2003. Disponível em: https://umj.imath.kiev.ua/index.php/umj/article/view/4021. Acesso em: 5 dec. 2025.