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De kleine ingenieur by G. Haag Dynamic Decision Theory by G. Haag Economic Evolution and Demographic Change by G. Haag Modeling with the Master Equation by G. Haag Dynamic Decision Theory by G. Haag Concepts and Models of a Quantitative Sociology by Wolfgang Weidlich Interregional Migration by Wolfgang Weidlich Migräne by Wolf-Dieter Gerber An Integrated Model of Transport and Urban Evolution by Wolfgang Weidlich Migräne by Franz B.M. Ensink


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