@article{zu213816,
          number = {75},
           title = {???? ???????? ?????? ?? ???? ?? ????? ?????? ??????? ??????????},
          author = {?. ?. ??????},
       publisher = {???-?? ??? ??. ?.??????},
            year = {2014},
           pages = {305--308},
         journal = {?????? ????????????? ?????????? ???????????? ????? ????? ??????},
        keywords = {??????, ????, ??????? ?????, ??????? ?????, ?????},
             url = {http://eprints.zu.edu.ua/13816/},
        abstract = {?????? ?????????? ????? ????? ?? ???? ?? ????? ??????? ??????????. ???????????? ??????? ?????????
????? ????? ?? ??????? ????? ?? ???????? ?????????? ?????????, ??? ????????? ???? ????? ? ??????
???????. ???????? ??????? ??????? ???????? ??????????? ??????? ?????? ? ??????? ??????????????.
???????????????? ??????????? ?????? ?? ???? ???? ???????. ?????????? ????? ?? ??????? ?????, ?
????? ?? ????? ??? ?????, ?? ???????? ?????????????, ????? ?????? ????? ? ??????? ???????,
?????????? ?????? ??????? ?????, ??? ?? ??? ????? ????????? ? ???????????? ?? ?????????? ?? ?????
???? ??????????.}
}