Wilfried Brauer, Wolfgang Reisig, Grzegorz Rozenberg (Eds.): Petri Nets: Central Models and Their Properties, Advances in Petri Nets 1986, Part II, Proceedings of an Advanced Course, Bad Honnef, 8.-19. September 1986. Lecture Notes in Computer Science 255 Springer 1987, ISBN 3-540-17906-2 BibTeX
(Part I)