%0 Conference Paper %B European Signal Processing Conference (EUSIPCO) %D 2004 %T Spread Spectrum Watermarking for Real Images: Is Everything So Hopeless? %A Oleksiy Koval %A Sviatoslav Voloshynovskiy %A Fernando Pérez-González %A Frederic Deguillaume %A Thierry Pun %B European Signal Processing Conference (EUSIPCO) %C Vienna, Austria %8 September 6-10 %G eng