@article{zu2698, number = {7}, title = {?????? ???? ???????? ? ?????????? ??????????? ?????? ?????}, author = {?. ?. ????????}, year = {2001}, pages = {129--133}, journal = {?????? ????????????? ?????????? ???????????? ????? ????? ??????}, url = {http://eprints.zu.edu.ua/698/}, abstract = {? ?????? ????????????? ????????? ?????? ???? ???????? ??????????? ?????, ????????? ?????? ?????. } }