1.
Savchenko LI. On the solution estimation of the first boundary value problem for the quasi-linear systems of differential equations of parabolic type . Ukr. Mat. Zhurn. [Internet]. 1971Apr.26 [cited 2024Nov.24];23(3):421-8. Available from: https://umj.imath.kiev.ua/index.php/umj/article/view/8574