Upper mantle seismic anisotropy beneath Northern Peru from shear wave splitting analysis.

George Sand Franca, UNB University of Brasilia, Asa Norte, Brazil, Hernando Tavera, Instituto GeofĂ­sico del PerĂș, Lima, Peru, Caroline M Eakin, Australian National University, Research School of Earth Sciences, Canberra, ACT, Australia and Susan L Beck, University of Arizona, Tucson, AZ, United States