ANIYAROV, A. A. The correct boundary problems for the Laplace operator. Journal of Mathematics, Mechanics and Computer Science, [S. l.], v. 64, n. 1, p. 37–45, 2019. Disponível em: https://bm.kaznu.kz/index.php/kaznu/article/view/593. Acesso em: 22 dec. 2024.