Kovalenko SS. Symmetry analysis and exact solutions of one class of (1 + 3)-dimensional boundary-value problems of the Stefan type. Ukr. Mat. Zhurn. [Internet]. 2011 Oct. 25 [cited 2025 Dec. 5];63(10):1352-9. Available from: https://umj.imath.kiev.ua/index.php/umj/article/view/2811