@article{zu210661,
          number = {72},
           title = {???????? ?????? ???? ? ??????? ?????????? ??????????
?????????????? ??????????????
},
          author = {?. ?. ??????},
       publisher = {???-?? ??? ??. ?.??????},
            year = {2013},
           pages = {158--161},
         journal = {?????? ????????????? ?????????? ???????????? ????? ????? ??????},
        keywords = {????? ????, ???????? ????, ??????????, ???????? ??????????? ???????? ?????? ????},
             url = {http://eprints.zu.edu.ua/10661/},
        abstract = {? ?????? ???????? ?????? ???? ???????????? ????????? ??????? ?????? ???? ?? ???????? ? ?????????
????. ? ?????? ?????????????? ???? ?????? ???? ?????? ????????????, ???????????? ?? ?????????
???????????, ??? ???????? ??? ?????? ??????? ??????, ??????? ???????? ? ???????? ??????????
????????? ???, ?????? ? ???? ?????????? ????????? ????? ????????????????? ??? ????? ??????????, ??
? ??? ??? ?????????? ?????? ?????? ?????. ?????????? ?? ????????? ???????????, ????? ???? ?
???????? ???????? ??????????? ??????? ???????? ????????? ????.}
}