Brown D C, 1984. Expert Systems for Design Problem-Solving using Design Refinement with Plan Selection and Redesign, PhD thesis, The Ohio State University, August.

Bylander Tom and Smith Jr, Jack W, 1985. Mapping Medical Knowledge Into Conceptual Structures Ohio State University, Laboratory for AI Research, Technical Report.

Sembugamoorthy V and Chandrasekaran B, 1986. “Functional representation of devices and compilation of diagnostic problem solving systems” In: Experience, Memory and Reasoning, Kolodner J. and Riesbeck C. (Eds.), Lawrence Erlbaum Associates, pp. 47–73.

Goel A and Chandrasekaran B, 1988. “Integrating model-based reasoning and case-based reasoning for design problem solving” Ohio State University Laboratory for AI Research Technical Report. Also appears in Proc. AAAI Workshop on AI in Design, American Association for Artificial Intelligence, August 1988.

Sticklen Jon, 1987. MDX2: An Integrated Medical Diagnostic System June. PhD Dissertation, Department of Computer & Information Science, The Ohio State University, Columbus, OH, USA.

Laird J E, Newell A and Rosenbloom P S, 1987. “SOAR: An architecture for general intelligence” Artificial Intelligence 33, pp. 1–64.