@article{zu224568, title = {???????? ???????????? ? ?????? ?? ?????????? ?????????? ??????????? ?????????? ????????? ???}, author = {?. ?. ?????????? and ?. ?. ???????}, publisher = {???????: ?? ??????}, year = {2017}, pages = {114--115}, journal = {?????????? ??????????? ? 2017}, url = {http://eprints.zu.edu.ua/24568/} }