A New Digital Watermarking for Architectural Design Drawing Using LINEs and ARCs Based on Vertex. - Bong-Ju Jang; Kwang-Seok Moon; Young Huh; Ki-Ryong Kwon (IWDW, 2003)

Copyright protection of architectural CAD drawing using the multiple watermarking scheme. - Ki-Ryong Kwon; Bong-Ju Jang; Eung-Joo Lee; Young Huh (ICME, 2004)

3D Animation Watermarking Scheme using Orientation Interpolator. - Suk Hwan Lee; Seong Geun Kwon; Bong-Ju Jang; Ji-Hoon Kim; Ki-Ryong Kwon (ICME, 2007)

3D GIS vector map watermarking using geometric distribution. - Hey-Jung Chang; Bong-Ju Jang; Suk Hwan Lee; Seung-Seob Park; Ki-Ryong Kwon (ICME, 2009)