TY - RPRT TI - Rupture propagation of the 2004 Parkfield, California, earthquake from observations at the UPSAR AU - Joe B. Fletcher AU - P. Spudich AU - L.M. Baker PY - 2006 DO - 10.1785/0120050812 UR - https://pubs.usgs.gov/publication/70028808 ID - 70028808 ER -