00441naa#a2200169#i#450# EN\\bibl\15511 20250115184556.3 2071-2367 20170228b2017####ek#y0engy0150####ca RUS RU Socio-economic concepts of social partnership Journal article Moscow RANEPA 2017 6 с. Journal article local Pikhtelev Aleksey zh-szf.ru