@article {uvigo:improvingperformance, title = {Improving the Performance of Spatial Watermarking of Images Using Channel Coding}, journal = {Signal Processing}, volume = {80}, number = {7}, year = {2000}, month = {July}, pages = {1261-1279}, keywords = {data-hiding, watermarking}, author = {Juan R. Hern{\'a}ndez and Jos{\'e} M. Rodr{\'\i}guez and Fernando P{\'e}rez-Gonz{\'a}lez} }