00479naa#a2200169#i#450# EN\INFRA-M\bibl\24 20240714232540.7 2306-1731 20121030b2012####ek#y0engy0150####ca RUS RU About solution to the problem of social activity Journal article Moscow INFRA-M Academic Publishing LLC. 2012 0 с. Journal article local Yulina Galina Nikolaevna naukaru.ru