@article{zu224796, title = {?????????? ????? ????????????? ?? ???????? ?????????}, author = {?. ?. ?????? and ?. ?. ???????}, publisher = {???????: ?? ??????}, year = {2017}, pages = {224--227}, journal = {?????????? ??????????? ? 2017: ??????? ???????? ?????.}, url = {http://eprints.zu.edu.ua/24796/} }