Kaviris G, Papadimitriou P, Kravvariti P, Kapetanidis V, Karakonstantis A, Voulgaris N, Makropoulos K. A detailed seismic anisotropy study during the 2011-2012 unrest period in the Santorini Volcanic Complex. Physics of the Earth and Planetary Interiors [Internet]. 2015;238:51 - 88.