An Experiment and Design of Web-Based Instruction Model for Collaboration Learning. - Duckki Kim; Youngsong Mun (ICCSA (1), 2004)

Design and Performance Analysis of Multimedia Teachware Making System Using 2D Barcode. - Duckki Kim; Youngsong Mun (ICCSA (2), 2006)

Proposal of Service System for Ubiquitous Learning System on Adaptive Instructional System. - Duckki Kim; Youngsong Mun (ICCSA Workshops, 2009)