@article{zu210523, number = {1}, title = {????????? ???????? ? ??????? ????? }, author = {?. ?. ????????}, publisher = {??? ????? ??????????????????}, year = {2012}, pages = {24--40}, journal = {????????????? ?????? ???????????}, url = {http://eprints.zu.edu.ua/10523/}, abstract = {? ?????? ???? ???? ?? ????????? ????????? ? ??????? ?????} }