Kalantzi, F., I. Doutsou, and I. Koukouvelas. “HISTORICAL LANDSLIDES IN THE PREFECTURE OF IOANNINA – COLLECTION AND ANALYSIS OF DATA”. Bulletin of the Geological Society of Greece 43, no. 3 (January 1, 2010): 1350–1360. Accessed April 4, 2025. https://ejournals.epublishing.ekt.gr/index.php/geosociety/article/view/11311.