A New Cycle of Activity At Mt. Etna (Sicily, Italy) Dur- ing 2009, Revealed from Diffuse CO2 Degassing and Crater Emissions of SO2 and Halogens
Proceedings article published in 2010 by
G. Salerno,
A. La Spina,
M. Lopez,
T. Caltabiano,
S. Giammanco 
,
N. Bruno,
V. Longo,
F. Mure
,
N. Bruno,
V. Longo,
F. Mure
