Land (Basel) Land (Basel) Application of Time Series INSAR (SBAS) Method Using Sentinel-1 for Monitoring Ground Deformation of the Aegina Island (Western Edge of Hellenic Volcanic Arc) Kalavrezou Ioanna-Efstathia Castro-Melgar Ignacio Nika Dimitra Gatsios Theodoros Lalechos Spyros Parcharidis Issaak 2024 research-article