1.
Bondarenko VG, Prokopenko YY. Barrier functions for one class of semilinear parabolic equations. Ukr. Mat. Zhurn. [Internet]. 2008Nov.25 [cited 2024Nov.22];60(11):1449–1456. Available from: https://umj.imath.kiev.ua/index.php/umj/article/view/3260