@article{zu21654, number = {29}, title = {???????? ????? ????? ????????? ? ??????-?????????? ???????}, author = {?. ?. ?????????}, year = {2006}, pages = {228--233}, journal = {?????? ????????????? ?????????? ???????????? ????? ????? ??????}, url = {http://eprints.zu.edu.ua/1654/}, abstract = {? ?????? ?????????? ????? ??????????? ?????? ??????????? ?????????????? ?? ???? ??????? ? ???????? ?????? ????? ???????? ????? ????? ?????????????? ??????????. ???????? ????? ???????? ?? ???????? ???????? ??? ?????????? ????????.} }