\bib{1995/naccache} \yr 1995 \by David Naccache \by David M'raihi \by William Wolfowicz \by Adina di Porto \paper Are crypto-accelerators really inevitable? 20 bit zero-knowledge in less than a second on simple 8-bit microcontrollers \inbook \cite{1995/guillou} \pages 404--409 \url http://link.springer.de/link/service/series/0558/bibs/0921/09210404.htm \endref