Efficient valid scope computation for location-dependent spatial queries in mobile and wireless environments. - Ken C. K. Lee; Wang-Chien Lee; Hong Va Leong; Brandon Unger; Baihua Zheng (ICUIMC, 2009)

Efficient Valid Scope for Location-Dependent Spatial Queries in Mobile Environments. - Ken C. K. Lee; Wang-Chien Lee; Hong Va Leong; Brandon Unger; Baihua Zheng (J. Softw., 2010)

Location-dependent spatial query containment. - Ken C. K. Lee; Brandon Unger; Baihua Zheng; Wang-Chien Lee (Data Knowl. Eng., 2011)