@article{zu217723,
          volume = {37},
          number = {10},
           title = {??????????? ????????? ???????? ? ??????????? ????? ? ????????? ?????????? ?? ?????????? (????????? ???????)},
          author = {?. ?. ??????????? and ?. ?. ???????},
            year = {1967},
           pages = {2273--2276},
         journal = {?????? ????? ?????},
             url = {http://eprints.zu.edu.ua/17723/}
}