Hsiang-Cheh Huang Jeng-Shyang Pan Chun-Yen Huang Yu-Hsiu Huang Kuang-Chih Huang Tabu Search Based Multi-Watermarking over Lossy Networks. 325-355 2007 Intelligent Multimedia Data Hiding: New Directions http://dx.doi.org/10.1007/978-3-540-71169-8_12 series/sci/2007-58 db/series/sci/sci58.html#HuangPHHH07