00554naa#a2200169#i#450# EN\NORMA\bibl\45236 20241228022417.6 1605-6590 20210721b2021####ek#y0engy0150####ca RU On the Formation of the Legal System of the Union State of Belarus and Russia Journal article Moscow Legal publishing house Norm 2021 0 с. Journal article local Право. Юридические науки. 34 Egorov Aleksey Vladimirovich naukaru.ru