This volume contains the proceedings of the 13th
International Conference onApplication and Theory of Petri
Nets, held in Sheffield, England, in June 1992.
The aim of the Petri net conferences is to create a
forum for discussing progress in the application and theory
of Petri nets. Typically, the conferences have 150-200
participants, one third of these coming from industry and
the rest from universities and research institutions.
The 1992 conference was organized by the School of Computing
and Management Sciences at Sheffield City Polytechnic,
The volume contains twoinvited papers, by G. Balbo and W.
Reisig, 18 submitted papers, and seven project papers. The
submitted papers and project presentations were selectedby
the programme committee and a panel of referees from a large
number of submissions.