R Wunderman , L Siebert , T Simkin , J Luhr
2nd International Conference on Volcanic Ash and Aviation SafetyU.S. Geological SurveyNational Oceanic and Atmospheric AdministrationFederal Aviation AdministrationNational Aeronautics and Space AdministrationSmithsonian AssociatesAir Line Pilots AssociationMeteorological Service, CanadaInternational Association of Volcanology and Chemistry of the Earth's InteriorTenix Corporation
R Wunderman , L Siebert , J Luhr , E Venzke
2nd International Conference on Volcanic Ash and Aviation SafetyU.S. Geological SurveyNational Oceanic and Atmospheric AdministrationFederal Aviation AdministrationNational Aeronautics and Space AdministrationSmithsonian AssociatesAir Line Pilots AssociationMeteorological Service, CanadaInternational Association of Volcanology and Chemistry of the Earth's InteriorTenix Corporation
E Cottrell , L Siebert , P Kimberly
AGU Fall Meeting Abstracts 2010 V43E -04
G Carrasco , R Diaz , L Siebert , J RodriGuez
AGU Spring Meeting Abstracts 2007
P Allard , S Carey , J Cassadevall , G Cassiani
Bull Volcanol 65 624 -624
E Venzke , RW Wunderman , L McClelland , T Simkin
Smithsonian Institution, Global Volcanism Program Digital Information Series, GVP-4 (http://www. volcano. si. edu/reports/)
P Kimberly , L Siebert , JF Luhr , T Simkin
Smithsonian Institution, Global Volcanism Program: CD-ROM, Washington DC
Roberto Scarpa , Robert I Tilling , L Siebert
Monitoring and mitigation of volcano hazards 541 -572
EJW Whittaker , MB Lambert , T Simkin , L Siebert
T Simkin , L Siebert , H Sigurdsson
Encyclopedia of volcanoes 249 -262
T Simkin , L Siebert
T Simkin , L Siebert
Smithsonian Institution: Global Volcanism Program Digital Information Series, GVP-5
C Nishiwaki , S Uyeda , T Nozawa , X Golovchenko
Circum-Pacific Council for Energy and Mineral Resources, Am. Assoc. Pet. Geol., scale 1 ( 10,000,000)
A Jones , L Siebert , P Kimberley , JE Luhr
Smithsonian Inst., GVP-2 2
L Siebert , CL Calvin , P Kimberly , JF Luhr
Global Volcanism Program, Digital Information Series, GVP-6
L Siebert
NATURAL HISTORY 115 ( 8) 50 -50
L. Siebert , P. Kimberly , T. Simkin
AGUFM 2009
P. Kimberly , T. Simkin , L. Siebert
AGUFM 2010
L. Siebert , S. Sparks , C. G. Newhall
AGU Fall Meeting Abstracts 2009
G. Kysar , C. Calvin , J. F. Luhr , L. Siebert
AGUFM 2002