Suk Hwan Lee Seong Geun Kwon Eung-Joo Lee Kwang-Seok Moon Won-Joo Hwang Ki-Ryong Kwon Watermarking scheme for copyright protection of 3d animated model. 1-4 2012 CCNC http://dx.doi.org/10.1109/CCNC.2012.6181052 conf/ccnc/2012 db/conf/ccnc/ccnc2012.html#LeeKLMHK12