Standardisation of the USGS volcano alert level system (VALS): analysis and ramifications
Author(s):
Fearnley, C. J., McGuire, W. J., Davies, G., and Twigg, J.
Publication Year:
2012
Bibliographic Reference:
Fearnley, C.J., McGuire, W.J., Davies, G., and Twigg, J., 2012, Standardisation of the USGS volcano alert level system (VALS): analysis and ramifications: Bulletin of Volcanology, doi:10.1007/s00445-012-0645-6 .