@conference {13691, title = {A microearthquake study in Epirus}, booktitle = {EUG 6th General Assembly}, year = {1991}, address = {Strasbourg}, author = {D. Amorese and Hatzfeld, D. and Panagiotopoulos, D. and G. Karakaisis and E. Scordilis and Makropoulos, K. and Kassaras, I. and Drakatos, G.} }