@article{zu25209, number = {55}, title = {??????????? ?????? ????????? ? ???????? ??????????? ???????????}, author = {?. ?. ?????}, year = {2011}, pages = {153--157}, journal = {?????? ????????????? ?????????? ???????????? ????? ????? ??????}, url = {http://eprints.zu.edu.ua/5209/}, abstract = {? ????? ?????? ????? ????????? ???? ?????????? ? ???????? ??????????? ?????????? ??????? ? ??????? ? ???????? ???????????? ???????????. ? ??? ?????? ?????????????? ??????????? ?????????? ????????? ? ???????? ??????????? ?????. ????? ????????? ??????????? ??????, ???????? ?????, ??????? ???????, ?, ????? ? ???? ? ?????? ????? ?. ???????????? "????? ? ????? ?? ???".} }