@article{zu23580, number = {7}, title = {???????? ????????? ????? ? ????? ???? ???????? ??????????}, author = {?. ?. ?????????}, year = {2001}, pages = {123--125}, journal = {?????? ????????????? ?????????? ???????????? ????? ????? ??????}, url = {http://eprints.zu.edu.ua/3580/}, abstract = {?????? ???????? ?????????? ??????? ????? ????????? ????????? ?????????? , ?? ????????????? ?????? ???. ???????????? ??????????? ? ??????????? ????? ?????????? ???????? ????????? ?????. } }