@article{zu214483, number = {3}, title = {??????????? ???????-????????? ?????? ????????? ???????????? ?????????? ????????}, author = {?. ?. ????????}, publisher = {?????: ????????? ???????}, year = {2002}, pages = {117--120}, journal = {?????????-??????????? ?????? ??????????? ?????????-????????? ??????? ? ????? ?? ????}, url = {http://eprints.zu.edu.ua/14483/} }