00601naa#a2200193#i#450# EN\\bibl\67645 20250502122846.5 2074-1626 20151225b2015####ek#y0engy0150####ca RUS RU RESPOSIBILITY IN PAID EDUCATIONAL SERVICES CONTRACT OF EMERCOM OF RUSSIA Journal article Saint-Petersburg Saint-Petersburg University of State Fire Service of Emercom of Russia 2015 5 с. Journal article local Mutalieva L S Cechoev H I Maslova Yu V journals.igps.ru