@article{zu2388, number = {11}, title = {???????????? ??? ??? ???????? ??????? ?????-????? ?????????? ??????? ?????????? ??????????}, author = {?. ?. ??????? and ?. ?. ?????????}, year = {2003}, pages = {63--65}, journal = {?????? ????????????? ?????????? ???????????? ????? ????? ??????}, url = {http://eprints.zu.edu.ua/388/}, abstract = {??? ???????? ?? ??????????? ???????????? ??????? ?????-????? ??? ?????????? ??????? ?????????? ?????????? ?????????? ??????????? ??? ? ?????????? ???????????.} }