@article{zu225012, title = {???????? ?????????? ????????? ?????? ??? ???????? ?????????????????? ????????? ??????? ?? ??? ???????? ??????????????????????}, author = {???? ??? ????? and ?. ?. ??????????}, publisher = {???????: ?? ??????}, year = {2017}, pages = {280--281}, journal = {?????????? ??????????? ? 2017: ??????? ???????? ?????.}, url = {http://eprints.zu.edu.ua/25012/} }