Fan, Chun-IChun-IFanLei, Chin-LaungChin-LaungLei2009-02-272018-07-062009-02-272018-07-062002http://ntur.lib.ntu.edu.tw//handle/246246/142121application/pdf119180 bytesapplication/pdfen-USA User Efficient Fair Blind Signature Scheme for Untraceable Electronic Cashjournal articlehttp://ntur.lib.ntu.edu.tw/bitstream/246246/142121/1/17.pdf