@article{zu27566, title = {????????????? ?????? ??????????? ???????? ???????? ??????????? ??????????? ?????????}, author = {?. ?. ????????}, publisher = {?.? ?????? ???}, year = {2008}, pages = {33--39}, journal = {??????? ?????? ?????? ??????????? ??????: ????, ??????????, ???????????: ????????? ???????????}, url = {http://eprints.zu.edu.ua/7566/} }