Hartmann J. Genrich, Kurt Lautenbach, P. S. Thiagarajan. Elements of General Net Theory. In Wilfried Brauer, editor, Net Theory and Applications, Proceedings of the Advanced Course on General Net Theory of Processes and Systems, Hamburg, October 8-19, 1979. Volume 84 of Lecture Notes in Computer Science, pages 21-163, Springer, 1975.
Abstract is missing.