PPR68
* *Pictorial Pattern Recognition
* Automatic Scanning and Computer Processes for the Quantitative Analysis of Micrographs and Equivalent Subjects
* Processing Visual Data with an Automaton Eye
PPR82
* *Progress in Pattern Recognition I
* Analysis and Synthesis of Image Patterns by Spatial Interaction Models
* Database Representations in Hierarchical Scene Analysis
* Distance Transformations and Skeletons of Digitized Pictures with Applications
* Medium Level Vision
* Recognition of Stereo-Image Cross-Correlation Errors
* Survey: Representation Methods in Three-Dimensional Objects
7 for PPR82