On Delegatability of Four Designated Verifier Signatures.

Yong Li 0002 Helger Lipmaa Dingyi Pei On Delegatability of Four Designated Verifier Signatures. 61-71 2005 conf/icics/2005 ICICS http://dx.doi.org/10.1007/11602897_6 db/conf/icics/icics2005.html#LiLP05