TY - RPRT TI - Earthquake research at Parkfield; 1993 and beyond report of the National Earthquake Prediction Evaluation Council (NEPEC) Working Group to evaluate the Parkfield Earthquake Prediction Experiment AU - National Earthquake Prediction Evaluation Council (NEPEC) PY - 1993 DO - 10.3133/ofr93622 UR - https://pubs.usgs.gov/publication/ofr93622 ID - ofr93622 ER -