@inproceedings{zu221894,
       booktitle = {????? ??????????? ???????-????????? ???????????},
           month = {???????},
           title = {???????? ? ????????? ???????????????????????? ??????????},
          author = {?. ?. ?????? and ?. ?. ?????????? and ?. ?. ?????? and ?. ?. ????????},
            year = {2016},
           pages = {90--94},
             url = {http://eprints.zu.edu.ua/21894/}
}