Zaied MB, Dahab MH, Naim AME. Development of a Mathematical Model for Angle of Soil Failure Plane in Case of 3-Dimenssional Cutting. cras [Internet]. 2014 Jun. 25 [cited 2024 May 10];1(2):42-5. Available from: https://archive.conscientiabeam.com/index.php/68/article/view/58