SULKHANOV D.A.,SALIMOV S.KH. PREPARATION FOR EXTRACTION IN UNDERGROUND MINING OPERATIONS. International Multidisciplinary Journal for Research & Development, [S. l.], v. 11, n. 06, 2024. Disponível em: https://www.ijmrd.in/index.php/imjrd/article/view/1667. Acesso em: 1 jul. 2025.