(1)
Spampinato, L.; Salerno, G. G.; Martin, R. S.; Sawyer, G. M.; Oppenheimer, C.; Ilyinskaya, E.; Ramírez, C. Thermal and Geochemical Signature of Poás Volcano, Costa Rica (MARCH 2009). Rev. Geol. Amér. Central 2009, 43.