@misc{zu212615,
           title = {??????? ?????????? ? ????????????? ??????????},
          author = {?. ?. ?????????? and ?. ?. ??????},
       publisher = {??? ??. ?. ??????},
            year = {2014},
             url = {http://eprints.zu.edu.ua/12615/},
        abstract = {???????????? ??????}
}