1. Atallah M (1983) Dynamic computational geometry. In: Proceedings of the 24th Symposium on Foundations of Computer Science. IEEE Computer Society, Baltimore pp 92–99
2. Barrera R, Vaquez AM (1984) A hierarchical method for representing relief. In: Proceedings of the Pecora IX Symposium on Spatial Information Technologies for Remote Sensing Today and Tomorrow, Sioux Falls, South Dakota, pp 87–92
3. Boissonnat JD, Dobrindt K (1992) On-line construction of the upperenvelope of triangles in ℛ3. In: Wang CA (ed) Proceedings of the 4th Canadian Conference on Computational Geometry, St. John's, Newfoundland. Memorial, Newfoundland; pp 311–315
4. Boissonnat JD, Devillers O, Schott R, Tailland M, Yvinec M (1992) Application of random sampling to on-line algorithms in computational geometry. Discrete Computational Geom 8:51–71
5. Cazzanti M, De Floriani L, Nagy G, Puppo E (1991) Visibility computation on a triangulated terrain. In: Cantoui V, Ferretti M, Levialdi S, Stefanelli R (eds) Progress in image analysis and processing II. World Scientific Publishing, Singapore, pp 721–728