Primary and Secondary Effects of the September 2018 Mw 7.5 Palu (Sulawesi Isl. Indonesia) Earthquake and their impact on the natural and built environment of Palu Bay area. Poster. Bulletin of the Geological Society of Greece, Sp. Pub. 7, 15th International Congress of the Geological Society of Greece, Athens, 22-24 May, 2019.