TY - GEN AU - Ni,Rongrong AU - Ruan,Qiuqi AU - Zhao,Yao TI - Pinpoint authentication watermarking based on a chaotic system SN - 1872-6283 PY - 2008///0710 N1 - Publication Type: Journal Article; Research Support, Non-U.S. Gov't UR - https://doi.org/10.1016/j.forsciint.2008.04.016 ER -