@book{zu214369,
           title = {????????? ???????? ??????????-???????????? ?????? ?? ????????? ????????},
          author = {?. ?. ???????? and ?. ?. ????????? and ?. ?. ????????},
       publisher = {???-?? ??? ????? ????? ??????},
            year = {2006},
             url = {http://eprints.zu.edu.ua/14369/}
}