Hermanns, Reginald L., Thierry Oppikofer, Halgeir Dahle, Trond Eike, Susan Ivy-Ochs, and Lars H. Blikra. “Understanding Long-Term Slope Deformation for Stability Assessment of Rock Slopes: The Case of the Oppstadhornet Rockslide, Norway”. Italian journal of engineering geology and environment (November 30, 2013): 255–264. Accessed November 22, 2024. https://rosa.uniroma1.it/rosa02/engineering_geology_environment/article/view/1246.