1. A combinatorial introduction to topology;Henle,1979
2. An algorithm to check the topological consistency of a general 3-D finite element mesh;Preiss;Adv. Eng. Software,1981
3. Geometric modelling for computer vision;Baumgart,1974
4. An algorithm for the automatic computation of integral homology groups;Pinkerton;Mathematical algorithms,1966
5. ä ‘Space sweep by radial search’ forthcoming