1.
Dzhamalov SZ. Correctness of one nonlocal boundary-value problem with constant coefficient for the nonlinear mixed-type equation of the second kind of the second order in the space. Ukr. Mat. Zhurn. [Internet]. 2019Jan.25 [cited 2020Nov.30];71(1):47-8. Available from: http://umj.imath.kiev.ua/index.php/umj/article/view/1418