@techreport{1995-Proper-Transform2, author = "{Proper}, H.A. (Erik) and {Halpin}, T.A.", title = "{Conceptual Schema Optimisation -- Database Optimisation before sliding down the Waterfall}", month = "July", institution = "Department of Computer Science, University of Queensland", address = "Brisbane, Queensland, Australia", year = "1995", research_group = "iris", class = "Report" }