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New Revocable E-cash based on the limited power of TTP Xie, Y; Zhang, F; Kim, Kwangjo, 2002년도 한국정보보호학회 학술대회, pp.266 - 269, 한국정보보호학회, 2002-11-16 |
Secure One-way Mobile Payment System Keeping Low Computation in Mobile Devices Ham, W; Choi, H; Xie, Y; Lee, M; Kim, Kwangjo, WISA2002, pp.287 - 301, WISA, 2002-08-01 |
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