@TechReport{PB+92-TR, Author = "Peli, G. and Bruggeman, J. and Masuch, M. and O Nuallain, B.", Year = "1992", Title = "{A Logical Approach to Formalizing Organizational Ecology: Formalizing the Inertia-Fragment in First-Order Logic}", Number = "CCSOM Preprint 92-74", Institution = "Department of Statistics and Methodology, University of Amsterdam", Comment = "TPTPRef" }