TY - RPRT TI - Gravity and magnetic expression of the San Leandro gabbro with implications for the geometry and evolution of the Hayward Fault zone, northern California AU - D. A. Ponce AU - T.G. Hildenbrand AU - R.C. Jachens PY - 2003 DO - 10.1785/0120020013 UR - https://pubs.usgs.gov/publication/70026020 ID - 70026020 ER -