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 65, no. 10 (October 25, 2013): 1388–1407. Accessed March 4, 2024. https://umj.imath.kiev.ua/index.php/umj/article/view/2516.