Carl Adam Petri.
Concurrency as a basis of systems thinking.
In Finn V. Jensen, B.H. Mayoh, and K.K Møller, editors, Proceedings 5th Scandinavian Logic Symposium, page 1. Aalborg
Universitetsforlag, 1979.
@INPROCEEDINGS{Petri79a, Author = {Petri, Carl Adam}, Title = {Concurrency as a Basis of Systems Thinking}, Booktitle = {Proceedings 5th Scandinavian Logic Symposium}, Editor = {Jensen, Finn V. and Mayoh, B.H. and M{\o}ller, K.K}, Publisher = {Aalborg Universitetsforlag}, Pages = {1}, Year = 1979 }