@article{zu230286, title = {???????????????? ?????? ?????????? ????????? ??????????? ?? ???? ????????????? ?????????? ???????????? ????? ????? ??????}, author = {?. ?. ??????????}, publisher = {????????? : ????????? ????????? ???????????}, year = {2019}, pages = {92--96}, journal = {????????? ???????????: ???????????, ?????????? ? ????????}, url = {http://eprints.zu.edu.ua/30286/} }