SimTool, an object oriented simulation environment. - Marwan E. Yazbeck; Edwin Z. Crues; H. C. Edwards; Randall D. Barnette (Annual Simulation Symposium, 1994)

An Intelligent Agent for the K-12 Educational Community. - Mark E. Rorvig; Mark W. Hutchison; Robert O. Shelton; Stephanie L. Smith; Marwan E. Yazbeck (ADL, 1995)