@article{zu21778,
          number = {25},
           title = {?????????? ???????? ????????? ??? ?? ????? ??????? ?????? ? ??????? (??????? ?? ??.)},
          author = {?. ?. ???????},
       publisher = {???-?? ??? ??. ?.??????},
            year = {2005},
           pages = {253--256},
         journal = {?????? ????????????? ?????????? ???????????? ????? ????? ??????},
             url = {http://eprints.zu.edu.ua/1778/},
        abstract = {? ?????? ?? ?????? ?????????? ???????????? ?????? ?? ???????? ?????????? ?????????? ????? ? ????????????? ????? ??????????? ?????????? ????????? ????????? ????????? ??? ?? ????? ??????? ??????, ?? ????? ? ?????, ???????, ????? ?? ??????? ?? ??.}
}