by Lee, NamGu, Kim, HwangRae
Published in Journal of Digital Contents Society (31.10.2018)

by KIM, Wankyung, SOH, Wooyoung, KIM, Hwangrae, PARK, Jinsub
Published in Lecture notes in computer science (2006)

by Kim, Wankyung, Soh, Wooyoung, Kim, Hwangrae, Park, Jinsub
Published in Knowledge-Based Intelligent Information and Engineering Systems (2006)