@article{zu218387, number = {4(11)}, title = {???????????????? ?????? ? ?????????? ??????-??????????????? ???????? ???????????}, author = {?. ?. ?????????}, publisher = {????????????? ??????????????? ???????????}, year = {2012}, pages = {45--48}, journal = {?????? ????? ???}, url = {http://eprints.zu.edu.ua/18387/} }