00584naa#a2200193#i#450# EN\\bibl\67459 20241205043503.4 2074-1626 20120925b2012####ek#y0engy0150####ca RUS RU SURVEY OF A FIRE PLACE IS INITIAL INVESTIGATION ACTION Journal article Saint-Petersburg Saint-Petersburg University of State Fire Service of Emercom of Russia 2012 4 с. Journal article local Gavrilova O V Stepkin S M Gavrilova D D journals.igps.ru