@article{zu22002, number = {28}, title = {???????? ??????? ????????????}, author = {?. ?. ????}, year = {2006}, pages = {223--227}, journal = {?????? ????????????? ?????????? ???????????? ????? ????? ??????}, url = {http://eprints.zu.edu.ua/2002/}, abstract = {?????? ?????????? ???????????? ? ????????? ??????, ????????? ??????????, ?? ????????????? ????? ?? ?????????. ?????????? ???????? ?????? ???????????, ? ??????? ???? ????????? ???????? ???????????? ? ?????? ??????????????.} }