Intellectual Property Protection for Collaborative E-Learning Systems. - Jinan Fiaidhi; Sabah Mohammed; Martin Dietze; Sabah Jassim (International Conference on Internet Computing, 2003)

Filters Ranking for DWT-Domain Robust Digital Watermarking. - Martin Dietze; Sabah Jassim (EURASIP J. Adv. Signal Process., 2004)

Second generation image watermarking in the wavelet domain. - Martin Dietze (2005)