Range Top/Bottom k Queries in OLAP Sparse Data Cubes. - Zhong Wei Luo; Tok Wang Ling; Chuan-Heng Ang; Sin Yeung Lee; Bin Cui 001 (DEXA, 2001)

Variable Sized Partitions for Range Query Algorithms. - Tok Wang Ling; Wai Chong Low; Zhong Wei Luo; Sin Yeung Lee; Hua-Gang Li (DEXA, 2002)