A Data Model and Algebra for Document-Centric XML Document. - Sung Wan Kim; Pan Seop Shin; Youn Hee Kim; Jaeho Lee; Hae Chull Lim (ICOIN (2), 2002)

Design of Storage Structure for Path-Based Query on RDF and RDF Schema. - Youn Hee Kim; ByungGon Kim; Hae Chull Lim (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2006)