Hermanns, R.L., Oppikofer, T., Dahle, H., Eike, T., Ivy-Ochs, S. and Blikra, L.H. 2013. 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. (Nov. 2013), 255–264. DOI:https://doi.org/10.4408/IJEGE.2013-06.B-23.