ShaoWei Weng Yao Zhao Jeng-Shyang Pan Rongrong Ni A Novel Reversible Watermarking Based on an Integer Transform. 241-244 2007 ICIP (3) http://dx.doi.org/10.1109/ICIP.2007.4379291 conf/icip/2007 db/conf/icip/icip2007-3.html#WengZPN07