M. C. Ramanna, U. K. K. Nanjappa, S. Reddy Perla, K. M. Nagaraja, S. Ramachandraiah, and V. B. Siddappa, “The Efficacy of the Mean Filter on the Noise Reduction of Digitalized Images”, Eng. Technol. Appl. Sci. Res., vol. 15, no. 4, pp. 24291–24297, Aug. 2025.