C-band Dual-Polarization Radar Observations of a Massive Volcanic Eruption in South America. - Luciano Vidal; Stephen W. Nesbitt; Paola Salio; Camila Farias; Maria Gabriela Nicora; Maria Soledad Osores; Luigi Mereu; Frank S. Marzano (IEEE J. Sel. Top. Appl. Earth Obs. Remote. Sens., 2017)