NARMATOV AKHROR. TRANSITION FROM OPEN PIT COAL MINE TO THE UNDERGROUND MINE IN SOFT ROCKS. EPRA International Journal of Multidisciplinary Research (IJMR), [S. l.], v. 9, n. 6, p. 98–103, 2023. Disponível em: https://eprajournals.net/index.php/IJMR/article/view/2203. Acesso em: 5 may. 2024.