Model Update March 2011: Upper Mantle Heterogeneity beneath North America from Traveltime Tomography with Global and USArray Transportable Array Data

SEISMOLOGICAL RESEARCH LETTERS

SEISMOLOGICAL SOC AMER

1. NSF [EAR-0951901]
2. Division Of Earth Sciences
3. Directorate For Geosciences [0951622, 0951901] Funding Source: National Science Foundation