DEGTYAREV, S. P.; TEDEEV, A. F. Bilateral estimates for the support of a solution of the Cauchy problem for an anisotropic quasilinear degenerate equation. Ukrains’kyi Matematychnyi Zhurnal, [S. l.], v. 58, n. 11, p. 1477–1486, 2006. Disponível em: https://umj.imath.kiev.ua/index.php/umj/article/view/3548. Acesso em: 5 dec. 2025.