1. Computer simulation of individual belief structures;Abelson;Am. Behavioral Sci.,1965
2. On the automatic formation of a computer program which represents a theory;Amarel,1964
3. Representations and modeling of problems of program formation;Amarel,1970
4. On hypotheses and representational shifting in ill-defined problem-situations;Badre;Ph.D. Thesis, Univ. of Michigan, Ann Arbor, Mich.,1973
5. Models and Ultraproducts;Bell,1969