@article{zu2485, number = {12}, title = {??????????? ?????????????? ? ??????????? ?????? ??????????????????? ?????: ???????????? ??????}, author = {?. ?. ?????}, year = {2003}, pages = {63--65}, journal = {?????? ????????????? ?????????? ???????????? ????? ????? ??????}, url = {http://eprints.zu.edu.ua/485/}, abstract = {????????????? ????????? ???????? ??????????? ???????? ?????????? ??????????? ?????? ? ??????????????????? ???????.} }