1.
Kasirenko TM, Murach AA. Elliptic problems with boundary conditions of higher orders in Hörmander spaces. Ukr. Mat. Zhurn. [Internet]. 2017Nov.25 [cited 2024Apr.25];69(11):1486-504. Available from: https://umj.imath.kiev.ua/index.php/umj/article/view/1797