TY - RPRT TI - Seismic velocities and geologic logs from borehole measurements at eight strong-motion stations that recorded the 1989 Loma Prieta, California, earthquake AU - J. F. Gibbs AU - T. E. Fumal AU - T. J. Powers PY - 1993 DO - 10.3133/ofr93376 UR - https://pubs.usgs.gov/publication/ofr93376 ID - ofr93376 ER -