@article{zu25624,
           title = {????? ????? ?????? ???????? ????},
          author = {?. ?. ?????????? and ?. ?. ??????????},
       publisher = {??? ????? ?. ??????},
            year = {2009},
           pages = {30--36},
         journal = {????????? ???????? ?????????? ?? ???????? ?? ??????????},
             url = {http://eprints.zu.edu.ua/5624/},
        abstract = {??????}
}