\bib{2003/desmedt-pkc2003} \yr 2003 \isbn 3--540--00324--X \by Yvo Desmedt \book Public Key Cryptography---PKC 2003, 6th international workshop on theory and practice in public key cryptography, Miami, FL, USA, January 6--8, 2003, proceedings \series Lecture Notes in Computer Science \seriesvol 2567 \publ Springer \publaddr Berlin \endref