KABIROVA NAVRO’ZA. PROBLEM FOR A TWO-DIMENSIONAL WAVE EQUATION IN A RECTANGLE. International Multidisciplinary Journal for Research & Development, [S. l.], v. 11, n. 11, 2024. Disponível em: https://www.ijmrd.in/index.php/imjrd/article/view/2073. Acesso em: 30 jun. 2025.