ELVIRA ERKIN KIZI SHAKAYEVA. METHODS OF SETTING AND SOLVING MIXED AND BOUNDARY PROBLEMS FOR HYPERBOLIC TYPE EQUATIONS. INTERNATIONAL JOURNAL OF SOCIAL SCIENCE & INTERDISCIPLINARY RESEARCH ISSN: 2277-3630 Impact factor: 8.036, [S. l.], v. 12, n. 09, p. 34–40, 2023. Disponível em: https://gejournal.net/index.php/IJSSIR/article/view/1934. Acesso em: 23 nov. 2024.