1. Natural language processing using a propositional semantic network with structured variables;Ali;Minds and Machines,1993
2. A 15year perspective on automatic programming;Balzer;IEEE Transactions on Software Engineering,1985
3. Representation and inference for natural language: A first course in computational semantics;Blackburn,2005
4. Finding needles in the haystack: Search and candidate generation;Chu-Carroll;IBM Journal of Research and Development,2012
5. Empirical methods for artificial intelligence;Cohen,1995