@article{zu213452, title = {???????? ?????????? ???????? ???????? ???????? ???????? ?????????????? ?????????}, author = {?. ?. ????????? and ?. ?. ????????}, publisher = {??? ?????????}, year = {2012}, pages = {256--260}, journal = {???????????? ?????? ????????? ?????????? ?? ?????????? ?????? ???????????: ??????? ???????-?????????? ????? / ?? ???. ???. ?.?. ????????, ?.?. ????????}, url = {http://eprints.zu.edu.ua/13452/} }