00624naa#a2200193#i#4500001001500000005001700015011001400032100004100046101000800087102000700095200011800102210009900220215001000319608002700329700001800356700001700374700001800391856002100409EN\\bibl\6854620241122083221.5##a2218-130X##a20190325b2019####ek#y0engy0150####ca0#aRUS##aRU1#aDUST-EXPLOSION PROTECTION OF EXCAVATIONS OF COAL MINES: MERITS AND DEMERITS, WAYS OF IMPROVEMENTeJournal article1#aSaint-PetersburgcSaint-Petersburg University of State Fire Service of Emercom of Russiad2019##a9 с.##aJournal article2local#1aRodionovgV A#1aMagometgR D#1aDementevgF A4#ajournals.igps.ru