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2001 | ||
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2 | Konrad Wrona, Robert Tracz: Electronic Cash Payments in Mobile Networks. IMSA 2001: 214-218 | |
1 | EE | Robert Tracz, Konrad Wrona: Fair electronic cash withdrawal and change return for wireless networks. Workshop Mobile Commerce 2001: 14-19 |
1 | Konrad Wrona | [1] [2] |