Denoising of Gaussian and Speckle Noise from XRay Scans using Haar Wavelet Transform. International Journal of Engineering and Computer Science, india, v. 3, n. 01, p. 3603–3606, 2014. Disponível em: http://www.ijecs.in/index.php/ijecs/article/view/20. Acesso em: 5 dec. 2025.