Yeuan-Kuen Lee Graeme Bell Shih-Yu Huang Ran-Zan Wang Shyong Jian Shyu An Advanced Least-Significant-Bit Embedding Scheme for Steganographic Encoding. 349-360 2009 PSIVT http://dx.doi.org/10.1007/978-3-540-92957-4_31 conf/psivt/2009 db/conf/psivt/psivt2009.html#LeeBHWS09