1. T.-H. Kim, I.-H. Yun, H.-S. Lee, and S.-Y. Kim, Development of a Haptic Button based on Smart Material, Journal of Digital Contents Society, 20(8), pp. 1671-1677 (2019).
2. T.-H. Kim, H.-S. Lee, and S.-Y. Kim, The Development of Gun-Shaped VR Haptic Controller and Virtual Environment Application for Immersive First Person Shooting Game, Journal of Knowledge Information Technology and Systems, 15(2), pp. 159-166 (2020).
3. S. W. Jeong, T.-H. Kim, and S.-Y. Kim, The Development of VR System-based User Motion Recognition for Fire Evacuation, Journal of Advanced Technology Research, 5(2), pp. 1-5 (2020).
3. K. Jin, T.-H. Kim, S.-Y. Kim, and J. Shin, Immersive Virtual Training System for Shielded Metal Arc Weld, Journal of Knowledge Information Technology and Systems, 16(2), pp. 279-287 (2021).