TY - RPRT TI - Stress drop for three M∼4.3-4.7 (1992-1994) Parkfield, CA, earthquakes AU - Joe B. Fletcher AU - Mariagiovanna Guatteri PY - 1999 DO - 10.1029/1999gl900392 UR - https://pubs.usgs.gov/publication/70021434 ID - 70021434 ER -