REISSAN SHAKIR, Ressol. Stability Coefficients Charts for Two Layered Earth Slopes Using Finite Element Method. Journal of Engineering and Sustainable Development, Baghdad, Iraq, v. 10, n. 4, p. 120–137, 2006. Disponível em: https://jeasd.uomustansiriyah.edu.iq/index.php/jeasd/article/view/1776.. Acesso em: 3 apr. 2025.