@book{zu212879,
           title = {??????? ?????: ????? ??????????? ?????????? ???????????? ??????},
          author = {?. ?. ???????? and ?. ?. ????????? and ?. ?. ????????? and ?. ?. ????????? and ?. ?. ???????? and ?. ?. ????????},
       publisher = {???-?? ??? ??. ????? ??????},
            year = {2005},
             url = {http://eprints.zu.edu.ua/12879/}
}