| 1998 |
| 5 | | Cristian Radu,
Frederic Klopfert,
Jan De Meester:
Interoperable and Untraceable Debit-Tokens for Electronic Fee Collection.
CARDIS 1998: 29-42 |
| 1997 |
| 4 | | Cristian Radu,
René Govaerts,
Joos Vandewalle:
Efficient Electronic Cash with Restricted Privacy.
Financial Cryptography 1997: 57-70 |
| 3 | | Cristian Radu,
René Govaerts,
Joos Vandewalle:
Witness Hiding Restrictive Blind Signature Scheme.
IMA Int. Conf. 1997: 283-294 |
| 1996 |
| 2 | | Cristian Radu,
René Govaerts,
Joos Vandewalle:
A Restrictive Blind Signature Scheme with Applications to Electronic Cash.
Communications and Multimedia Security 1996: 196-207 |
| 1995 |
| 1 | | Cristian Radu,
René Govaerts,
Joos Vandewalle:
Prepaid Electronic Cheques Using Public-Key Certificates.
IMA Conf. 1995: 132-141 |