1. The new Eleusis. Available from author: Box 1175;Abbott,1977
2. The structure of belief systems;Abelson,1973
3. Differences between belief and knowledge systems;Abelson;Cognitive Science,1979
4. Implicational molecules: A method for extracting meaning from input sentences;Abelson;IJCAI,1969
5. Special issue on motion and time-varying imagery;Aggarwal;IEEE Transactions on Pattern Analysis and Machine Intelligence,1980