VĂIDEAN, R., D. PETREA, and G. HOGNOGI. “DEBRIS FLOW ACTIVITY RECONSTRUCTION USING DENDROGEOMORPHOLOGICAL METHODS. STUDY CASE (PIULE IORGOVANU MOUNTAINS)”. Studia Universitatis Babeș-Bolyai Geographia, vol. 60, no. 2, Sept. 2015, pp. 5-15, http://193.231.18.162/index.php/subbgeographia/article/view/5723.