@unpublished{zu226323,
       booktitle = {? ???????????? ??????????? ???????-????????? ????????-??????????? ???????????? ?????????? ????????? ?? ?????????? ? ?????? ??????? ?????????},
           month = {???????},
           title = {?????????? ????????????? ?????????? ?? ????????????},
          author = {?. ?. ??????????? and ?. ????????},
            year = {2017},
           pages = {12--13},
             url = {http://eprints.zu.edu.ua/26323/}
}