@article{zu217855,
          number = {6},
           title = {????????????? ?. ??????, ?????????? ????????????? ??????? ?? ??????? ??? ???? ????? ? ?????},
          author = {?. ?. ?????????? and ????? ????????},
       publisher = {???????: ???-?? ??? ????? ????? ??????},
            year = {2015},
           pages = {31--33},
         journal = {??????????? ???????????? ??????},
        keywords = {????????????, ?????, ??????????? ???????, ?????????????},
             url = {http://eprints.zu.edu.ua/17855/},
        abstract = {? ?????? ?????????????? ????????????? ?. ?????? ???????????? ???., ?????????? ????????????? ??????? ?? ??????? ??? ???? ????? ? ?????.}
}