Ronald R. Willis. Structured model development techniques. In Harold Joseph Highland, Paul F. Roth, Philip J. Kiviat, John W. McCredie, editors, Proceedings of the 2nd Symposium on Simulation of Computer Systems, ANSS 1974, Gaithersburg, Maryland, USA, June 4-6, 1974. pages 133-144, IEEE, 1974. [doi]
Abstract is missing.