TY - Computer Engineering and Applications A1 - XUE Hai-feng1,QING Si-han2,ZHANG Huan-guo1,3 T1 - Electronic lottery scheme based on protecting content of lotteries Y1 - 2007-07-21 JF - Computer Engineering and Applications JO - Computer Engineering and Applications SP - 26 EP - 28 VL - 43 IS - 21 UR - http://cea.ceaj.org N1 - ER -