Cooperative Query Processing via Knowledge Abstraction and Query Relaxation. - Soon-Young Huh; Kae-Hyun Moon; Jin-Kyun Ahn (Advanced Topics in Database Research, Vol. 1, 2002)

An Integrated Query Relaxation Approach Adopting Data Abstraction and Fuzzy Relation. - Soon-Young Huh; Kae-Hyun Moon; Jinsoo Park 001 (J. Database Manag., 2010)