Ebrahimi, S., F. Setoudeh, and M. B. Tavakoli. “A New Hybrid Method for Noise Robust Estimation of Image Fractal Dimension”. Majlesi Journal of Electrical Engineering, Vol. 14, no. 2, June 2020, pp. 25-34, http://mjee.iaumajlesi.ac.ir/index/index.php/ee/article/view/3407.