1. Three-dimensional modelling;Baker,1977
2. A hierarchical data structure for representing the spatial decomposition of 3D objects;Carlbom;IEEE Comput. Graphics Appl.,1985
3. A volume/surface octree representation;Chien,1984
4. Cumulative generation of octree models from range data;Connolly,1984
5. Differential Geometry of Curves and Surfaces;do Carmo,1976