TY - JOUR A1 - Bobrowski, N. A1 - Giuffrida, G. T1 - Bromine monoxide / sulphur dioxide ratios in relation to volcanological observations at Mt. Etna 2006–2009 JO - Solid Earth J1 - SE VL - 3 IS - 2 SP - 433 EP - 445 Y1 - 2012/12/04 PB - Copernicus Publications SN - 1869-9529 UR - https://se.copernicus.org/articles/3/433/2012/ L1 - https://se.copernicus.org/articles/3/433/2012/se-3-433-2012.pdf DO - 10.5194/se-3-433-2012 ER -