@article{zu217727,
          volume = {45},
          number = {1},
           title = {4??????????????????????????????????. ????????? ? ????????},
          author = {?. ?. ???????},
            year = {1975},
           pages = {240--241},
         journal = {?????? ????? ?????},
             url = {http://eprints.zu.edu.ua/17727/}
}