TY - RPRT TI - Twenty years (1990–2010) of geodetic monitoring of Galeras volcano (Colombia) from continuous tilt measurements. AU - Lourdes Narvaez Medina AU - Dario F Arcos AU - Maurizio Battaglia PY - 2019 DO - 10.1016/j.jvolgeores.2017.03.026 UR - https://pubs.usgs.gov/publication/70203515 ID - 70203515 ER -