Nilay Mistry and Dhruv Dave (2014) “Invisible Digital Watermarking using Discrete Wavelet Transformation and Singular Value Decomposition”, International Journal of Advance Engineering and Research Development (IJAERD), 1(5), pp. 744–749. Available at: https://ijaerd.org/index.php/IJAERD/article/view/135 (Accessed: 6 July 2025).