The HV-tree: a Memory Hierarchy Aware Version Index. - Rui Zhang 003; Martin Stradling (Proc. VLDB Endow., 2010)

Towards a Painless Index for Spatial Objects. - Rui Zhang 003; Jianzhong Qi 001; Martin Stradling; Jin Huang 003 (ACM Trans. Database Syst., 2014)