KHAJIEV I.O; MAMATQULOVA M.SH; KOMILJONOVA G.A. Conditional Correctness of the Initial-Boundary Value Problem for The System of Second Order Mixed Type Equations. Eurasian Journal of Physics,Chemistry and Mathematics, [S. l.], v. 17, p. 47–57, 2023. Disponível em: https://geniusjournals.org/index.php/ejpcm/article/view/3984. Acesso em: 28 nov. 2024.