OODB support for providing transparent schema changes. - Young-Gook Ra; Elke A. Rundensteiner (CASCON, 1994)

Towards Supporting Hard Schema Changes in TSE. - Young-Gook Ra; Elke A. Rundensteiner (CIKM, 1995)

A Transparent Object-Oriented Schema Change Approach Using View Evolution. - Young-Gook Ra; Elke A. Rundensteiner (ICDE, 1995)

The MultiView Project: Object-Oriented View Technology and Applications. - Elke A. Rundensteiner; Harumi A. Kuno; Young-Gook Ra; Viviane Crestana-Taube; Matthew C. Jones; Pedro José Marrón (SIGMOD Conference, 1996)

Transparent schema evolution (TSE) using object-oriented view technology: Transparency theory, methodology and system. - Young-Gook Ra (1996)

A Transparent Schema-Evolution System Based on Object-Oriented View Technology. - Young-Gook Ra; Elke A. Rundensteiner (IEEE Trans. Knowl. Data Eng., 1997)

Relational Schema Evolution for Program Independency. - Young-Gook Ra (CIT, 2004)

Boosting Naïve Bayes text classification using uncertainty-based selective sampling. - Han-Joon Kim; Je-Uk Kim; Young-Gook Ra (Neurocomputing, 2005)