1. Rule-Based Expert Systems;Buchanan,1984
2. Combining case-based and rule-based reasoning: A heuristic approach;Rissland,1989
3. Explanation-based indexing of cases;Barletta,1988
4. A case-based approach to modelling legal expertise;Ashley;IEEE Expert,1988
5. Inside Case-Based Reasoning;Riesbeck,1989