00629naa#a2200193#i#450# EN\\bibl\68592 20250606123632.5 2307-7476 20140625b2014####ek#y0engy0150####ca RUS RU MODELLING DISTRIBUTION CONCENTRATION COMBUSTIBLE VAPOURS IN THE FREE VOLUME OF TECHNOLOGICAL DEVICES Journal article Saint-Petersburg Saint-Petersburg University of State Fire Service of Emercom of Russia 2014 4 с. Journal article local Emelyanova A N Zhdanova A A Ivanov A V journals.igps.ru