@article{zu231270, volume = {2}, title = {???????????? ????????????? ?? ???????? ? ???}, author = {???? ??????????}, publisher = {??-? ????????? ?.?.}, year = {2020}, pages = {126--130}, journal = {???????????? ??????????? ?? ?????? ????????????? ???????? ??????????? : ?????. ????. ?????}, url = {http://eprints.zu.edu.ua/31270/} }