\bib{1995/krawczyk}
\yr 1995
\by Hugo Krawczyk
\paper New hash functions for message authentication
\inbook \cite{1995/guillou}
\pages 301--310
\url http://cr.yp.to/\allowbreak bib/\allowbreak entries.html#\allowbreak 1995/\allowbreak krawczyk
\endref