%A ?. ?. ???? %T ?????????? ??????? ? ?????????? ?????????? ?????? ??????? %X Theoretical and empirical scientific research: concept and trends: ?ollection of scientific papers ????O?? with Proceedings of the International Scientific and Practical Conference (Vol. 2), July 24, 2020 %D 2020 %K ???????? ? ?????????, ?????????? ???????, ?????????????? %I Oxford Sciences Ltd. & European Scientific Platform %L zu231610