00537naa#a2200181#i#450# EN\\bibl\67968 20241225073236.3 2218-130X 20130625b2013####ek#y0engy0150####ca RUS RU Smoke as main obstacle in a rescue way Journal article Saint-Petersburg Saint-Petersburg University of State Fire Service of Emercom of Russia 2013 3 с. Journal article local Osmanov Sh A Korolkov A P journals.igps.ru