@INPROCEEDINGS{cgUCL-DDQM98,
 	AUTHOR={Darmstaedter, V. and Delaigle, Jean-Fran├žois and Quisquater, Jean-Jacques and Macq, Benoit},
	TITLE={{Low-cost spatial watermarking}},
	BOOKTITLE={Computer & Graphics},
	VOLUME={22},
	PAGES={417-424},
	MONTH={1},
	YEAR={1998},
}