@article{zu218497,
          number = {2(13)},
           title = {????? ? ???? ???????? ?????????? ? ???????????? ????????? ?????????? ??????? ??????? ? ?????????? ?. ?. ?????????????},
          author = {?. ?. ???????????-?????},
       publisher = {????????????? ??????????????? ???????????},
            year = {2013},
           pages = {267--270},
         journal = {?????? ????? ???},
             url = {http://eprints.zu.edu.ua/18497/}
}