Diasakos, N.; Amerikanos, P.; Tryfonas, G.; Vagiotou, E.; Baltzois, V.; Bloukas, S.; Tagkas, T.; Malandrakis, E. TUNNEL EXCAVATION IN CLAYEY-MARLY FORMATIONS: THE CASE OF KALLIDROMO TUNNEL. geosociety 2010, 43, 1149-1156.