00563naa#a2200193#i#450# EN\\bibl\67721 20250503164255.6 2074-1626 20170625b2017####ek#y0engy0150####ca RUS RU LEGAL NATURE OF ALIMENTARY OBLIGATIONS Journal article Saint-Petersburg Saint-Petersburg University of State Fire Service of Emercom of Russia 2017 3 с. Journal article local Utkin N I Danilova T V Kiselev V V journals.igps.ru