Design and Implementation of Cryptography Assisted Teaching System
TENG Ming-Ying, WANG Yu-Bin, YANG Xue, DUAN Gui-Hua
journal6 . 2014, (6): 29 -34 .  DOI: 10.3969/j.issn.1007-2985.2014.06.008

WeChat e-book chaoxing Mobile QQ