00588naa#a2200193#i#450# EN\\bibl\68580 20241219205759.4 2307-7476 20140325b2014####ek#y0engy0150####ca RUS RU GRANULOMETRIC CHARACTERISTICS OF FIRE EXTINGUISHING POWDERS Journal article Saint-Petersburg Saint-Petersburg University of State Fire Service of Emercom of Russia 2014 4 с. Journal article local Sytdykov M R Kozhevin D F Poliakov A S journals.igps.ru