@book{zu212880,
           title = {??????? ? ??? ??????????},
          author = {?. ?. ???????? and ?. ?. ?????????},
         address = {???????},
       publisher = {???????},
            year = {2006},
             url = {http://eprints.zu.edu.ua/12880/},
        abstract = {??. ??????? ????? ?????}
}