@unpublished{zu215637,
           title = {??????????? ?????????? ? ??????????????},
          author = {?. ?. ??????? and ?. ?. ???????},
       publisher = {??? ??. ?. ??????},
            year = {2014},
             url = {http://eprints.zu.edu.ua/15637/},
        abstract = {???????? ?????????? ????????? ????, ? ????? ????????? ?? ????'????? ??? ????? ?? ??????????? ??????????}
}