@article{zu217287, title = {??????? ?? ??????????? ????????? ? ??????? ?????????? }, author = {?. ?. ??????????}, publisher = {???????: ?? ??????}, year = {2015}, pages = {465--468}, journal = {?????????? ??????????? ? 2015: ??????? ???????? ?????}, url = {http://eprints.zu.edu.ua/17287/} }