@misc{zu218756,
           title = {?? ??????? ?????? ?},
          author = {?. ?. ????????? and ?. ?. ?????? and ?. ?. ??????????},
       publisher = {???????????? ????????? ???????????},
            year = {2015},
        keywords = {?????, ?????????? ??????, ????????? ??????????},
             url = {http://eprints.zu.edu.ua/18756/},
        abstract = {????????? ?????????? ?? ??? ?????????? ??????'?}
}