1 หนังสืออิเล็กทรอนิกส์โดย Stanley Su
Keith G. Jeffery & Maria E. Orlowska: Web Information Systems — WISE 2004
We have described the development of a new micro-payment system, Net Pay, f- turing different ways of managing electronic money, or e-coins. Net Pay provides an off-line, anonymous protocol that supp …
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