Continuous Possible K-Nearest Skyline Query in Euclidean Spaces. - Yuan-Ko Huang; Zong-Han He; Chiang Lee; Wu-Hsiu Kuo (ICPADS, 2013)

Shortest Average-Distance Query on Heterogeneous Neighboring Objects. - Yuan-Ko Huang; Wu-Hsiu Kuo; Chiang Lee; Tzu-Hsien Wang (IDEAS, 2015)