1. ISO 9126-1, Software Engineering, Product Quality (2001)
2. ISO 15489-2, Information and Documentation – Records Management (2001)
3. Sung, W., Jung, H., Kim, P., Kang, I., Lee, S., Lee, M., Park, D., Hahn, S.: A Semantic Portal for Researchers Using OntoFrame. In: ASWC 2007 and ISWC 2007 (2007)
4. Jung, H., Lee, M., Sung, W.: Lessons Learned from Observing User Behavior through Repeated Usability Evaluations. J. Computer Science and Engineering 1(3) (2007)
5. Jung, H., Lee, M., Sung, W., You, B.: Auto-complete for Improving Reliability on Semantic Web Service Framework. In: 13th International Conference on Human-Computer Interaction (2009)