Akanji, L, G Nasr, and S Matthai. “Estimation of Hydraulic Anisotropy of Unconsolidated Granular Packs Using Finite Element Methods”. The International Journal of Multiphysics 7, no. 2 (June 30, 2013): 153-166. Accessed September 15, 2025. https://themultiphysicsjournal.com/index.php/ijm/article/view/7-2-153.