@article{zu23098, number = {45}, title = {?? ??????? ??? ???? ? ??????????? ????}, author = {?. ?. ??????}, year = {2009}, pages = {123--126}, journal = {?????? ????????????? ?????????? ???????????? ????? ????? ??????}, url = {http://eprints.zu.edu.ua/3098/}, abstract = {? ?????? ?? ????????? ??????????? ???? ????????????? ????? ??????? ???????????? ?????????? ?? ??????????? ?????? ????? ?????????-??????????? ????????? ?????????? ?????, ? ????? ??????????? ????????? ????? ?? ?????? ????????? ? ?????????????. ??? ???? ???? ?? ??? ?????? ??????????????? ?????????? ??????????? ????????????? ? ??????????????? ??????????. } }