@article{zu22132, number = {27}, title = {??????????????? ??????????? ???????? ?????????? ????????? ???????}, author = {?. ?. ???????}, year = {2006}, pages = {75--77}, journal = {?????? ????????????? ?????????? ???????????? ????? ????? ??????}, url = {http://eprints.zu.edu.ua/2132/}, abstract = {? ?????? ?????????? ??????????? ???????????????? ???????? ??????????? ?? ???????????? ????????? ??????? ???????? ??????????? ?????? ? ???????? ???????.} }