lebcir, Mohamed, Suryanti Awang, and Ali Benziane. “The Optimal Scaling Factor Based on Secant Method for Image Watermarking Using the Hybrid DTCWT-DCT Domain”. Iraqi Journal For Computer Science and Mathematics 5, no. 1 (February 6, 2024): 237–262. Accessed October 23, 2024. https://journal.esj.edu.iq/index.php/IJCM/article/view/945.