@article{zu226661, title = {????????????? ???????: ???????, ?????????, ????????????}, author = {?. ?. ???????? and ?. ?. ???????? and ?. ?. ?????????}, publisher = {???????: ?? ??????}, year = {2017}, pages = {310--312}, journal = {?????????? ??????????? ? 2017}, url = {http://eprints.zu.edu.ua/26661/} }