@article{zu221420,
          number = {9},
           title = {??????????? ?????? ????????????? ????????????? ???????},
          author = {?. ?. ???? and ?. ?????????},
       publisher = {???????: ???-?? ??? ??. ?.??????},
            year = {2016},
           pages = {55--57},
         journal = {???????? ????? ??????? ???????????},
             url = {http://eprints.zu.edu.ua/21420/},
        abstract = {? ?????? ??????????? ????? ?? ????????????? ????????????? 
??  ????????????  ???????  ???????????  ???????.  ???  ?????  ???????? ?????????.  ????  ??????????????  ??????  ?????  ???  ???  ????????????? ???????   ???  ??????????.}
}