IVANCHOV, N. I.; SALDINA, N. V. Inverse problem for a parabolic equation with strong power degeneration. Ukrains’kyi Matematychnyi Zhurnal, [S. l.], v. 58, n. 11, p. 1487–1500, 2006. Disponível em: https://umj.imath.kiev.ua/index.php/umj/article/view/3549. Acesso em: 5 dec. 2025.