\bib{1986/desmedt}
\yr 1986
\by Yvo Desmedt
\paper Unconditionally secure authentication schemes and practical and theoretical consequences
\inbook \cite{1986/williams}
\pages 42--55
\url http://cr.yp.to/\allowbreak bib/\allowbreak entries.html#\allowbreak 1986/\allowbreak desmedt
\endref