TY  - RPRT
TI  - Shear wave velocity structure in North America from large-scale waveform inversions of surface waves
AU  - D. Alsina
AU  - R.L. Woodward
AU  - R.K. Snieder
PY  - 1996
DO  - 10.1029/96jb00809
UR  - https://pubs.usgs.gov/publication/70018939
ID  - 70018939
ER  -