Nagaraj V. Dharwadkar B. B. Amberker Estimating the embedding capacity of a color image using Color Difference. 1-5 2010 WOCN http://dx.doi.org/10.1109/WOCN.2010.5587327 conf/wocn/2010 db/conf/wocn/wocn2010.html#DharwadkarA10