TY - RPRT TI - Seismic velocity anisotropy and heterogeneity beneath the Mantle Electromagnetic and Tomography Experiment (MELT) region of the East Pacific Rise from analysis of P and S body waves AU - W.C. Hammond AU - D.R. Toomey PY - 2003 UR - https://pubs.usgs.gov/publication/70025699 ID - 70025699 ER -