 S.W. Foo, H.S. Muh, and N.M. Mei "Audio watermarking using timefrequency compression expansion" IEEE International Symposium on Circuits and Systems, 2004, pp. 201-204.
 S.W. Foo, X. Feng, and M. Li "A blind audio watermarking scheme using peak point extraction", IEEE International Symposium on Circuits and Systems, 2005, pp. 4409-4412.
 M. Acevedo, "Audio watermarking: properties, techniques and evaluation. Multimedia security: Steganography and Digital Watermarking Techniques for Protection of Intellectual Property, Idea Group Publishing. Pennsylvania, 2005.
 S.W. Foo, Y.T. Hee, and H.D. Yan, "An adaptive audio watermarking system", IEEE Tencon 2005, pp. 509-513.
 N. Cvejic and T. Sepp├ñnen, "Audio watermarking: requirement, algorithms, and benchmarking". Digital watermarking for digital media, Information Science Publishing, Pennsylvania, 2005.
 J. Foote, J. Adco, and A. Girgensohn, "Time base modulation: a new approach to watermarking audio"
[Electronic Version], Palo Alto Laboratory. California. 2003.
 M.A. Suhail, "Digital watermarking for protection of intellectual property". Multimedia security: steganography and digital watermarking techniques for protection of intellectual property, Idea Group Publishing. Pennsylvania, 2006.
 P. Bassia, W.T. Pitas, "Robust Audio Watermarking In Time Domain", EUSIPCO 1998, 8-11 Sept., Patras, Greece, pp. 25-28.
 D. Gruhl, A. Lu, and W. Bender, "Echo Hiding for Watermarking", in Proc. Information Hiding Workshop, University of Cambridge, U.K., 1999, pp. 295-315.
 K. Seits, and T. Jahnke, "Digital watermarking: an introduction". In Seits, J, Digital watermarking for digital media, Information Science Publishing. Pennsylvania, 2006.
 R. Garcia, "Digital Watermarking of Audio Signals Using a Psychoacoustic Auditory Model and Spread Spectrum Theory", 107th Convention, Audio Engineering Society, New York, 1999.
 H.J. Kim, Y.H. Choi & J.W. Seok and K.H. Hong. "Audio Watermarking Techniques: Intelligent Watermarking Techniques". Chapter 8, 185-218, 2005.
 J, Seitz, S.H. Michale, "Digital Watermarking for Digital Media," Information Science Publishing, 2005.
 N. Cvejic and T. Sepp├ñnen, "Increasing robustness of LSB audio steganography by reduced distortion LSB coding," Journal of University Computer Science, vol 11, p56, 2006.
 C. Hsieh. & P. Tsou. "Blind Cepstrum Domain Audio Watermarking Based on Time Energy Features". 4th Int. Conf. on Digital Signal Processing, 705-708, 2004.
 K.N. Garcia. "Digital Watermarking of Audio Signals Using a Psychoacoustic Auditory Model and Spread Spectrum Theory". 107th Convention, Audio Engineering Society, preprint 5073, 2006.
 L. Wu, P.C. Su and M. Kuo "Robust Audio Watermarking for Copyright Protection". SPIE-s 44th Annual Meeting Advanced Signal Processing Algorithms, Architectures, and Implementations IX. 2003.
 B. Vladimir, K.E. Rao. "An Efficient Implementation of the Forward and Inverse MDCT in MPEG Audio Coding". IEEE Signal Processing Letters, Vol.8, No.2, 2005.
 X. Zhang and Y. Li, "An SVD-Based Watermarking Scheme for Protecting Rightful Ownership" in IEEE Transaction on Multimedia.,Vol.7, No.2, April 2005.
 R. Liu and T. Tan, "An SVD-based watermarking scheme for protecting rightful ownership", IEEE Trans. Multimedia, vol. 4, no. 1, pp. 121-128, Mar.2003.
 H. zer, B.Sankur, and N.Memon, "An SVD-Based Audio Watermarking Technique", in proceedings of the 7th workshop on Multimedia and security -05, ACM Press, August 2006.