Issue No. 04 - April (1985 vol. 5)
Ingrid Carlbom , Schlumberger-Doll Research
Indranil Chakravarty , Schlumberger-Doll Research
David Vanderschel , Schlumberger-AEC
The polytree, a generalization of the octree data structure, retains most of the desirable features of the octree structure while offering several advantages.
I. Chakravarty, I. Carlbom and D. Vanderschel, "A Hierarchical Data Structure for Representing the Spatial Decomposition of 3-D Objects," in IEEE Computer Graphics and Applications, vol. 5, no. , pp. 24-31, 1985.