3Cat-2 - An Experimental Nanosatellite for GNSS-R Earth Observation: Mission Concept and Analysis. - Hugo Carreno-Luengo; Adriano Camps; Pol Via; Juan Francisco Muñoz; Alex Cortiella; David Vidal; Jaume Jane; Nuno Catarino; Miguel Hagenfeldt; Pedro Palomo; Stefania Cornara (IEEE J. Sel. Top. Appl. Earth Obs. Remote. Sens., 2016)