CHMYR, O. Yu. Solvability of the First Boundary-Value Problem for the Heat-Conduction Equation with Nonlinear Sources and Strong Power Singularities. Ukrains’kyi Matematychnyi Zhurnal, [S. l.], v. 65, n. 10, p. 1388–1407, 2013. Disponível em: https://umj.imath.kiev.ua/index.php/umj/article/view/2516. Acesso em: 5 dec. 2025.