Pukalskyi, I.D. (2005) “Boundary-Value Problem for Linear Parabolic Equations with Degeneracies”,
Ukrains’kyi Matematychnyi Zhurnal, 57(3), pp. 377–387. Available at:
https://umj.imath.kiev.ua/index.php/umj/article/view/3605 (Accessed: 10 April 2025).