TY  - RPRT
TI  - Proceedings of the National Earthquake Prediction Evaluation Council, May 7 and 8, 1992, Portland, Oregon
AU  - V. A. Frizzell
PY  - 1993
DO  - 10.3133/ofr93333
UR  - https://pubs.usgs.gov/publication/ofr93333
ID  - ofr93333
ER  -