Faber, Eckhard A new concept of volcano activity monitoring: the multi-parameter station at Galeras decade volcano, Colombia - Hannover Bundesanstalt für Geowissenschaften und Rohstoffe 2000 - pp. 217-220 ilus. Edición especial Subjects--Topical Terms: MONITOREO DE VOLCANESVOLCANES Subjects--Geographic Terms: COLOMBIAGALERAS, VOLCAN