Dimitar Taskovski and Sofija Bogdanova and Momcilo Bogdanov, Blind Low Frequency Watermarking Method. journal = {International Journal of Electrical and Computer Engineering}, [online]. World Academy of Science, Engineering and Technology. August 2008, vol. 20(8). 1720 - 1724 [viewed 20 September 2024]. Available from: https://publications.waset.org/pdf/8605.