TY - RPRT TI - Source inversion of the 1988 Upland, California, earthquake: Determination of a fault plane for a small event AU - J. Mori AU - S. Hartzell PY - 1990 DO - 10.1785/bssa0800030507 UR - https://pubs.usgs.gov/publication/70015740 ID - 70015740 ER -