AYELE, T. G.; MIKHAILOV, S. Analysis of two-operator boundary-domain integral equations for variable-coefficient mixed BVP. Eurasian Mathematical Journal, [S. l.], v. 2, n. 3, 2024. Disponível em: https://emj.enu.kz/index.php/main/article/view/89. Acesso em: 22 dec. 2024.