1Chaum D.Blind Signatures for Untraceable Payments.In:Chaum D,Rivest R L,Sherman A T Eds.Advances in Cryptology-CRYPTO'82.Santa Barbara,New York:Plenum Press,1983.199-203.
2Chaum D,Fiat A,Naor M.Untraceable Electronic Cash (Extended Abstract).In:Goldwasser S Ed.Advances in Cryptology-CRYPTO'88 Proceedings.Santa Barbara,New York:Springer-Verlag Press,1988.319-327.
3Brands S.An Efficient Off-line Electronic Cash System Based on the Representation Problem.Technical Report CS-R9323,Amsterdam:CWI (Centre for Mathematics and Computer Science),1993.
4Brands S.Untraceable off-line electronic cash in wallet with observers.In:Feigenbaum J Ed.Advances in Cryptology-CRYPTO'93.New York:Springer-Verlag Press,1994.302-318.
5Ferguson N.Single term off-line coins.In:Brickell F ed.Advances in Cryptology-EUROCRYPT'93.Berlin:Springer-Verlag Press,1994.318-328.
7Matthew,Franklin K,Yung M.Secure and Efficient Off-line Digital Money.In:Carlsson S,Lingas A,Karlsson R G Eds.Automata,Languages and Programming.Lund,Sweden:Springer-Verlag Press,1993.265-276.
8Shaobin W,Fan H,Xian Z.Optimistic Fair-Exchange Protocols Based on DSA Signatures.In:Alamitos L Ed.Proceedings-2004 IEEE International Conference on Services Computing,Shanghai.Newzealand:IEEE Computer Society Press,2004.498-501.
