@article{zu23509,
          number = {11},
           title = {???????? ??????????? ? ?????? ???? ????????},
          author = {?. ?. ????????? and ?. ?. ????????},
            year = {2003},
           pages = {175--180},
         journal = {?????? ????????????? ?????????? ???????????? ????? ????? ??????},
             url = {http://eprints.zu.edu.ua/3509/},
        abstract = {? ?????? ???????????? ????? ? ???? ????????? ???? ? ?????? ???? ????????.}
}