H. Seedahmed, Gamal, and Andy L. Ward. “Pixel-Vernier: A General Image-Based Approach For Particle Size Distribution Estimation”. University of Khartoum Engineering Journal 4, no. 1 (November 2, 2022). Accessed September 1, 2025. https://uofkej.uofk.edu/index.php/uofkej/article/view/137.