@article{zu242623, number = {47}, title = {???????? ???????? ?????? ?? ???????????? ??????? ? ?????}, author = {?. ?. ????????? and ?. ?. ????????? and ?. ?. ??????? and ?. ?. ????}, year = {2021}, pages = {87--91}, journal = {?????? ????????? ????????????? ????????? ????????????. ?????: ????????????}, url = {http://eprints.zu.edu.ua/42623/} }