@article{zu215785,
           title = {????????????? ???????? ???????
??????? ??????? ? ???????
????????????? ???????},
          author = {?. ?. ??????},
            year = {1978},
         journal = {???????? ?????? ??????? ????????? ?????????? ?????? ??????????????},
             url = {http://eprints.zu.edu.ua/15785/}
}