@book{zu220957,
           title = {??????? ????????????? ?????????? ??????? ?? ??????},
          author = {?. ?. ?????? and ?. ?. ??????????},
         address = {???????},
       publisher = {"????"},
            year = {2015},
             url = {http://eprints.zu.edu.ua/20957/},
        abstract = {? ?????????? ???????? ??????? ????????? ?? ?????????????? ????????????? ?????????? ???????.}
}