1. Lecture Notes in Computer Science;O Aichholzer,1996
2. Aichholzer, O., Aurenhammer, F., Alberts, D., Gärtner, B.: A novel type of skeleton for polygons. J. Univ. Comput. Sci. 1(12), 752–761 (1995)
3. Aichholzer, O., Aurenhammer, F., Palop, B.: Quickest paths, straight skeletons, and the city voronoi diagram. In: Proceedings of the Eighteenth Annual Symposium on Computational Geometry, SCG 2002, pp. 151–159. Association for Computing Machinery, New York (2002)
4. Asao, Y., et al.: Folding and punching paper. J. Inf. Process. 25, 590–600 (2017)
5. Bagheri, A., Razzazi, M.: Drawing free trees inside simple polygons using polygon skeleton. Comput. Inf. 23, 239–254 (2004)