@article{zu218859,
          number = {84},
           title = {????????????? ?????? ?? ?????????? ??????????? ???????? ????????? ?????????? ??????? ???????? ??????},
          author = {?. ?. ??????????},
       publisher = {??????? ? ????},
            year = {2015},
           pages = {240--242},
         journal = {???????? ??????: ??????? ???????? ?????},
             url = {http://eprints.zu.edu.ua/18859/}
}