@incollection{zu213516,
       booktitle = {?????????? ??????????-???????????? ?????????? ????????? ????????},
           title = {?????? 7. ??????? ??????? ?????? ????? ????????????},
          author = {?. ?. ????????},
       publisher = {???-?? ??? ????? ????? ??????},
            year = {2001},
           pages = {221--244},
             url = {http://eprints.zu.edu.ua/13516/}
}