Reissan Shakir R. Stability Coefficients Charts for Two Layered Earth Slopes Using Finite Element Method. J. eng. sustain. dev. [Internet]. 2006 Dec. 1 [cited 2025 Jul. 2];10(4):120-37. Available from: https://jeasd.uomustansiriyah.edu.iq/index.php/jeasd/article/view/1776