Kumi, Francis, Mao Hanping, Hu Jianping, and Ikram Ullah. “Review of Applying X-Ray Computed Tomography for Imaging Soil-Root Physical and Biological Processes”. International Journal of Agricultural and Biological Engineering 8, no. 5 (October 28, 2015): 1–14. Accessed January 27, 2026. https://ijabe.org/index.php/ijabe/article/view/1490.