00638naa#a2200181#i#450# EN\NORMA\bibl\17660 20240525122322.6 1605-6590 20170804b2017####ek#y0engy0150####ca RU The Legal Nature, the Interconnection Structure and the Content of the Agreement on Volunteer Activity Journal article Moscow Legal publishing house Norm 2017 11 с. Journal article local Право. Юридические науки. 34 Право. Юридические науки. 67 bbk Maleina Marina naukaru.ru