@article{zu210747, volume = {1}, number = {2}, month = {???????}, author = {?. ?. ?????? and ?. ?. ???????????}, title = {????????????? ?????? ??? ??????? ?????? ? ?????????? ??????????? ????? ?? ?????}, publisher = {??? ???????}, year = {2011}, journal = {???????? ???????????? ???????? ???? ???????}, pages = {7--10}, url = {http://eprints.zu.edu.ua/10747/}, abstract = {? ?????? ???? ????? ???????????? ?????? ?? ??????????? ????????? ???????????, ???? ??????????? ?? ??????? ?????????? ???????? ????????.} }