Spatial joins using R-trees: Breadth-first traversal with global optimizationsYun-Wu HuangNing Jinget al.1997VLDB 1997
Cost model for estimating the performance of spatial joins using R-treesYun-Wu HuangNing Jinget al.1997SSDBM 1997
Optimizing path query performance: Graph clustering strategiesYun-Wu HuangNing Jinget al.2000Transp. Res. Part C Emerg. Technol.