@article{zu21611, number = {32}, title = {??????????? ?? ??????????? ??????????????? ??????}, author = {?. ?. ?????}, year = {2007}, pages = {137--139}, journal = {?????? ????????????? ?????????? ???????????? ????? ????? ??????}, url = {http://eprints.zu.edu.ua/1611/}, abstract = { ?????? ?????????? ??????? ??????????? ????? ?? ???????? ?????????????? ???????-?????? ???????? ?????????? ?????? ???. ???????????? ??????? ???????????, ?? ?????????????? ? ??? ???????, ?? ??????????? ??????????? ?????? ?.?. ????? ?? ?. ???????. ???????? ???????? ??????????? ? ???? ???????? ? ???????????????? ??????, ??????????, ?? ????????? ?? ?? ?????????? ????, ??? ? ?? ????????. ??????????? ????? ??????? ????? ? ??????????? ????????????.} }