@article{zu225394, title = {????????? ???????? ????????????: ?? ? ?????}, author = {?. ?. ????? and ?. ?. ???????? and ?. ?. ??????}, publisher = {???????: ?? ??????}, year = {2017}, pages = {294--295}, journal = {?????????? ??????????? ? 2017}, url = {http://eprints.zu.edu.ua/25394/} }