CHACKO, Anusha; CHACKO, Shanty. Efficient and Robust Medical Image Watermarking Based on Optimal Subband Tree Structuring and Discrete Fractional Fourier Transform. Computer Assisted Methods in Engineering and Science, [S.l.], v. 30, n. 4, p. 557–581, oct. 2023. ISSN 2956-5839. Available at: <https://cames.ippt.pan.pl/index.php/cames/article/view/547>. Date accessed: 03 mar. 2024. doi: http://dx.doi.org/10.24423/cames.547.