1. Benetis, R., Jensen, C., Karciauskas, G., Saltenis, S.: Nearest Neighbor and Reverse Nearest Neighbor Queries for Moving Objects. In: Proceedings of IDEAS (2002)
2. Cheung, K.L., Fu, A.W.: Enhanced Nearest Neighbour Search on the R-tree. SIGMOD Record 27(3), 16–21 (1998)
3. Frentzos, E., Gratsias, K., Pelekis, N., Theodoridis, Y.: Nearest Neighbor Search on Moving Object Trajectories. UNIPI-ISL-TR-2005-02, Technical Report Series, University of Piraeus (2005), Available at,
http://isl.cs.unipi.gr/db
4. Hjaltason, G., Samet, H.: Distance Browsing in Spatial Databases. ACM Transactions in Database Systems 24(2), 265–318 (1999)
5. Iwerks, G.S., Samet, H., Smith, K.: Continuous K-Nearest Neighbor Queries for Continuously Moving Points with Updates. In: Proceedings of VLDB (2003)