An Efficient Strategy for Beneficial Semijoins. - Ye-In Chang; Bor-miin Liu; Cheng-Huang Liao (Informatica (Slovenia), 1998)

NA-Trees: A Dynamic Index for Spatial Data. - Ye-In Chang; Cheng-Huang Liao; Hue-Ling Chen (J. Inf. Sci. Eng., 2003)