@article{zu24990,
          volume = {3},
           title = {????????? ????? ????????? ?? ?????????????? ????????? (?? 70-????? ??????? ?????? ???????? ?????)},
          author = {?. ?. ?????????},
            year = {2009},
           pages = {137--141},
         journal = {????????? ????????? ???????},
             url = {http://eprints.zu.edu.ua/4990/}
}