1. A versatile system for computer controlled assembly;Ambler,1975
2. Geometrical modeling;Armour,1977
3. The contour extraction problem with biomedical application;Ashkar;Technical Report EE Dept. Rensselaer Polytechnic Inst.,1976
4. Geomed — a geometric editor;Baumgart,1974
5. A polyhedron representation for computer vision;Baumgart,1975