Ishak, M. A. I., N. A. Azmi, and S. M. Marjugi. “A Three-Term PRP-DL Method Modification With Application in Image Denoising Problem”. Applied Mathematics and Computational Intelligence (AMCI), vol. 14, no. 2, June 2025, pp. 95-118, https://ejournal.unimap.edu.my/index.php/amci/article/view/1308.