@article{zu2705, number = {7}, title = {???????? ???????????? ? ??????? ? ??????????? ???? ????????}, author = {?. ?. ??????????}, year = {2001}, pages = {140--143}, journal = {?????? ????????????? ?????????? ???????????? ????? ????? ??????}, url = {http://eprints.zu.edu.ua/705/}, abstract = {? ?????? ??????????????? ???????? ?????????????? ??? ???????????? ? ???????? ?? ????????? ????????? ?????????????? ???????????, ?? ?????????? ?? ????????? ???????, ? ????????? ???? ????????. } }