00592naa#a2200181#i#450# EN\\bibl\88199 20260319000009.4 2074-8183 20180325b2018####ek#y0engy0150####ca RUS RU REASONS OF POLYPHONY OF SCIENTIFIC OPINIONS OCCURRENCE RELATED TO THE NOTION “FUNCTION” OF SOCIAL SYSTEMS (HISTORICAL ASPECT) Journal article Volgograd Volgograd Academy of the Ministry of Internal Affairs of Russia 2018 5 с. Journal article local va-mvd.editorum.ru