00591naa#a2200181#i#450# EN\\bibl\67747 20250503174103.6 2074-1626 20171225b2017####ek#y0engy0150####ca RUS RU CONSEQUENCES OF THE UNKNOWN ABSENCE OF CITIZENS IN EMERGENCY SITUATIONS: THE CIVIL-LAW ASPECT Journal article Saint-Petersburg Saint-Petersburg University of State Fire Service of Emercom of Russia 2017 4 с. Journal article local Menshikov A V Titova E A journals.igps.ru