@article{zu24103, number = {49}, title = {??????? ???????????? ????????? ????? ??????? ????????????}, author = {?. ?. ???????}, year = {2010}, pages = {223--227}, journal = {?????? ????????????? ?????????? ???????????? ????? ????? ??????}, url = {http://eprints.zu.edu.ua/4103/}, abstract = {? ?????????????? ?????? ????????????? ??????? ???????? ?? ???????????? ????? ???????? ? ????????? ????? ??????? ????????????. ????? ???????? ????? ?? ??????????????? ?????????? ????? ????????????? ?????, ???? ???????? ???????, ????????? ? ????????? ?????, ? ????? ???????? ?????????? ??? ????, ?? ???????????? ? ?????????? ???????.} }