Когтев О, Сергиенко А. NATURAL RESEARCH OF DEBIT OF METHANE FROM MASSIF OF LONGWALL FACE 604 OF COLLIERY GROUP “PERSHOTRAVENSKE” MINE “YUVILEINA”. SWJ [Internet]. 2020Feb.28 [cited 2024Nov.21];2(03-02):58-64. Available from: https://sworldjournal.com/index.php/swj/article/view/swj03-02-026