00578naa#a2200181#i#450# EN\\bibl\112429 20260118022825.7 2311-1402 20201225b2020####ek#y0engy0150####ca RUS RU Discussions about the state sovereignty of Russia at the First Congress of People's Deputies of the RSFSR Journal article Nizhnevartovsk Nizhnevartovsk State University 2020 5 с. Journal article local История. 93/94 RUS Malkhozova F V vestnik.nvsu.ru