@conference {cVidal99,
	title = {Non-Noticeable Information Embedding in Color Images : Marking and Detection},
	booktitle = {33rd ANNUAL - 1999 International Carnahan Conference on Security Technology},
	year = {1999},
	pages = {293{\textendash}297},
	isbn = {0-7803-5247-5},
	author = {Vidal, J. and Elisa Sayrol and Cabanillas, S. and Santamaria, S.}
}
