|  Bloesch, A.C. and T.A. Halpin, "ConQuer: A Conceptual Query Language." Procedure Entity Relationships 1996: 15th International Conference on Conceptual Modeling, 1996. Springer LNCS, no. 1157, pp. 121133 (online at http://www.orm.net).
Bloesch, A.C. and T.A. Halpin, "Conceptual Queries Using ConQuer-II." Procedure Entity Relationships 1997: 16th International Conference on Conceptual Modeling, Springer LNCS, no. 1331, pp. 113126 (online at http://www.orm.net). Halpin, T.A., "Conceptual Queries." Database Newsletter, vol. 26, no. 2, ed. R.G. Ross. Boston, MA: Database Research Group, Inc., March/April 1998 (online at http://www.orm.net).  Halpin, T.A., Information Modeling and Relational Databases. San Francisco, CA: Morgan Kaufmann Publishers, 2001 (http://www.mkp.com/books_catalog/catalog.asp?ISBN=1-55860-672-6).
"Object Role Modeling, An Overview," MSDN Library (http://msdn.microsoft.com/library). .NET Development > Visual Studio .NET > Articles and Columns > Enterprise Articles. "The .NET Show: ArchivesObject Role Modeling (ORM) June 12, 2002" (http://msdn.microsoft.com/theshow/Archive.asp). "Visio-Based Database Modeling in Visual Studio .NET Enterprise Architect," MSDN Library (http://msdn.microsoft.com/library). .NET Development > Visual Studio .NET > Articles and Columns > Enterprise Articles > Object Role Modeling: An Overview. "Step-by-Step Guide to Reverse Engineering a Database in Visio 2000," MSDN Library (http://msdn.microsoft.com/library). Microsoft Visio. "When All You Want is an ER Diagram," MSDN Library (http://msdn.microsoft.com/library). Microsoft SQL Server. | 