1. Abellanas, M., Hurtado, F., Icking, C., Klein, R., Langetepe, E., Ma, L., Palop, B., Sacristán, V.: Proximity problems for time metrics induced by the L
1 metric and isothetic networks. In: IX Encuetros en Geometria Computacional (2001)
2. Aichholzer, O., Aurenhammer, F., Palop, B.: Quickest paths, straight skeletons, and the city Voronoi diagram. In: Proc. 18th Annu. ACM Sympos. Comput. Geom., pp. 151–159 (2002)
3. Lecture Notes in Computer Science;S.W. Bae,2005
4. Bae, S.W., Chwa, K.-Y.: Voronoi diagrams for a transportation network on the Euclidean plane. Internat. J. Comp. Geom. Appl. 16(2–3), 117–144 (2006)
5. Bae, S.W., Kim, J.-H., Chwa, K.-Y.: L
1 shortest paths with isothetic roads. Technical Report CS-TR-2005-241, KAIST (2005)