00542naa#a2200181#i#450# EN\\bibl\45072 20240505040739.7 2542-1840 20210713b2021####ek#y0engy0150####ca RU Sports Law in the System of Russian Law Journal article Kemerovo Kemerovo State University 2021 7 с. Journal article local Kovalenko Elena Yur'evna Tydykova Nadezhda Vladimirovna Shavandina Olga Aleksandrovna jcenter.kemsu.ru