A Petri Net model for evaluation of expert systems in organizations. - Didier M. Perdu; Alexander H. Levis (Autom., 1991)

Requirements determination using the cube tool methodology and Petri nets. - Didier M. Perdu; Alexander H. Levis (IEEE Trans. Syst. Man Cybern., 1993)

Adaptation as a Morphing Process: A Methodology for the Design and Evaluation of Adaptive Organizational Structures. - Didier M. Perdu; Alexander H. Levis (Comput. Math. Organ. Theory, 1998)