1. Schank, R.C., Abelson, R.P.: Scripts, plans, goals and understanding: An inquiry into human knowledge structures. Lawrence Erlbaum Associates, Hillsdale, NJ (1977)
2. Kolodner, J.L.: Retrieval and Organizational Strategies in Conceptual Memory. PhD thesis, Yale University (1980)
3. Kolodner, J.L.: Case-Based Reasoning. Morgan Kaufmann, San Mateo (1993)
4. Bareiss, R.: Exemplar-Based Knowledge Acquisition: A unified Approach to Concept Representation, Classification and Learning. Academic Press (1989)
5. Salzberg, S.: A nearest hyperrectangle learning method. Machine Learning 6 (1991) 277–309