@inproceedings{zu217994, booktitle = {?????????? ????? ? ?????????? ? ????????? ? ?????????}, month = {???????}, title = {???????? ?????????? ????????????? ??????? ?????? ???????? ??? ????: ????? ???????? ? ???????????}, author = {?. ?. ?????}, year = {2013}, url = {http://eprints.zu.edu.ua/17994/} }