TY - RPRT TI - Preliminary hypocentral locations from the Loma Prieta, California, earthquake of October 17, 1989 AU - Members of the Engineering Geology and Ground Water Branches, U.S. Geological Survey PY - 1989 DO - 10.3133/ofr89638 UR - https://pubs.usgs.gov/publication/ofr89638 ID - ofr89638 ER -