@article{zu2613, number = {15}, title = {???????????? ????? ?? ???????????? ??????????? ?????? ??? ????????????? ???????? ??????????? ????? ????? ?????????? ?????}, author = {?. ?. ???????????? and ?. ?. ??????????? and ?. ?. ????????}, publisher = {???-?? ??? ??. ?.??????}, year = {2004}, pages = {42--46}, journal = {?????? ????????????? ?????????? ???????????? ????? ????? ??????}, url = {http://eprints.zu.edu.ua/613/}, abstract = {? ?????? ????????????? ???? ?????????? ??????????? ?? ?????????? ??????????? ?????? ? ????????? ???? ?? ??????????? ??????? ???????? ?? ?????? ???????????? ????? ?? ???????????? ??????????? ??????.} }