@article{zu225013, title = {??????? ???????????: ????????? ????????? ? ?????}, author = {?. ?. ??????????? and ?. ?. ??????????}, publisher = {???????: ?? ??????}, year = {2017}, pages = {281--283}, journal = {?????????? ??????????? ? 2017: ??????? ???????? ?????.}, url = {http://eprints.zu.edu.ua/25013/} }