Cruz O, Colangelo AC. Shear strenght of the materials applied to the slope stability analysis in a humid tropical environment (São Paulo, Brasil). Geog. Fis. Dinam. Quat. [Internet]. 2000 Jun. 30 [cited 2026 Oct. 22];23(1):33-41. Available from: https://gfdq.glaciologia.it/index.php/GFDQ/article/view/459