@article{zu22224, number = {35}, title = {??????????? ????????? ??????? ? ???????? ??? ?????????????}, author = {?. ?. ??????}, year = {2007}, pages = {105--108}, journal = {?????? ????????????? ?????????? ???????????? ????? ????? ??????}, url = {http://eprints.zu.edu.ua/2224/}, abstract = {? ?????? ???????????? ?????????? ??????? ????????? ????????? ??????? ? ???????? ??? ?????????????, ???????? ???????? ?????????-???????????? ???? ??????????? ??????? ????????? ? ???????? ??? ?????????????, ? ????? ?? ????????????? ? ??????? ??????????? ???????? ??????.} }