@article{zu226105, title = {???????? ????????? ???? ? ???????????????? ???????? ??????????? ??????????}, author = {?. ?. ????????? and ?. ?. ????????}, publisher = {???????: ?? ??????}, year = {2017}, pages = {307--306}, journal = {?????????? ??????????? ? 2017}, url = {http://eprints.zu.edu.ua/26105/} }