A.  Abrardo, Barni, M., Pérez-González, F., and Mosquera, C., ?Improving the performance of RDM watermarking by means of trellis coded quantisation?, IEE Proceedings on Information Security, vol. 153, pp. 107-114, 2006.

F.  Pérez-González, Mosquera, C., Barni, M., and Abrardo, A., ?Ensuring Gain Invariance in High-Rate Data-Hiding?, in Security, Steganography, and Watermarking of Multimedia Contents, San Jose, California, USA, 2005, vol. 5306, pp. 592-601.

F.  Pérez-González, Mosquera, C., Barni, M., and Abrardo, A., ?Rational Dither Modulation: a high-rate data-hiding method robust to gain attacks?, IEEE Transactions on Signal Processing, vol. 53, pp. 3960-3975, 2005.

F.  Pérez-González, Barni, M., Abrardo, A., and Mosquera, C., ?Rational Dither Modulation: a novel data-hiding method robust to value-metric attacks?, in IEEE International Workshop on Multimedia Signal Processing, Siena, Italy, 2004, pp. 139-142.