%A ?. ?. ???????
%A ?. ?. ???????
%J Modern science: problems and innovations
%T ????????????? ?????????? ????????? ? ??????????? ??????
%X Modern science: problems and innovations. Abstracts of X international scientific and practical conference. December 13-15,2020
%D 2020
%K ???????? ?????????, ?????????? ??????
%L zu232003