@article{zu26800, title = {??????????? ??????????? ????? ?? ??????????? ?????????? ??????????? ? ?????? ???????????? ?????????? ??????? (?? ???????? ?????????? ???????)}, author = {?. ?. ??????????}, year = {2009}, pages = {181--186}, journal = {????? ? ???????: ??????? ? ??????????. ????????? ??????????? ???????-?????????? ??????????? (20 ??????? 2009 ?.), ???????}, url = {http://eprints.zu.edu.ua/6800/} }