Drakoulis, A., A. Koroneos, T. Soldatos, and L. Papadopoulou. “ Northern Greece”. Bulletin of the Geological Society of Greece 47, no. 1 (December 2, 2013): 373–382. Accessed April 27, 2024. https://ejournals.epublishing.ekt.gr/index.php/geosociety/article/view/11012.