AUDICHYA, D.; SONI, D. Colour Image Watermarking based on Wavelet and QR Decomposition. International Journal of Technical Innovation in Modern Engineering & Science, [S. l.], v. 6, n. 3, p. 27–37, 2021. Disponível em: https://ijtimes.com/index.php/ijtimes/article/view/364. Acesso em: 5 jan. 2025.