Di Matteo, L., Brunelli, S. and Capponi, E. (2008) “Strenght parameters of compacted cohesive soils: analysis of sandy-clayely soils of the ‘Lisciani di Pantalla’ (Todi – central Italy)”, Italian journal of engineering geology and environment, (1), pp. 25–32. doi: 10.4408/IJEGE.2008-01.O-02.