1. Question-Answering and Syntax Analysis;Ambler,1969
2. A Hierarchical Picture Interpretation System with Directed Search;Barrow,1971
3. Relational Descriptions in Picture Processing;Barrow,1971
4. Scene Analysis Using Regions;Brice;Artificial Intelligence,1970
5. Computer Recognition of Rectilinear Solids from an Imperfect T.V. Picture;Burstall,1968