@article{zu224744, title = {??????????? ???????????????? ?????????? ????? ??? ????????? ??????? ???????? ??????}, author = {?. ?. ????????? and ?. ?. ??????????}, publisher = {???????: ?? ??????}, year = {2017}, pages = {175--177}, journal = {?????????? ??????????? ? 2017: ??????? ???????? ?????.}, url = {http://eprints.zu.edu.ua/24744/} }