Preliminary report on the Lesvos 12 June 2017 Mw= 6.3 earthquake - Papadimitriou, P.; Tselentis, GA; Voulgaris, N.; V. Kouskouna; Lagios, E.; Kassaras, I.; Kaviris, G.; K. Pavlou; Sakkas, V.; A. Moumoulidou (Euro-Med Seismological Centre (EMSC), 2017)