@article{zu222513,
           title = {????????????????? ???????? ???????? ?? ??????????? ?????????? ????????? ?? ?????? ????? ???????????? ??????? ??????????},
          author = {?. ?. ??????},
       publisher = {????????},
            year = {1988},
           pages = {18--20},
         journal = {????????????????? ???????? ???????? ?? ??????????? ?????????? ????????? ??????? ?????????},
             url = {http://eprints.zu.edu.ua/22513/}
}