Probabilities of large earthquakes in the San Francisco Bay Region, California /
Working Group on California Earthquake Probabilities.
Geological Survey (U.S.)
[Reston, Va.?] : Dept. of the Interior, U.S. Geological Survey; Denver, CO : Free on application to the Books and Open-File Reports Section,
1990.
Includes bibliographical references (p. 32-35).
Earthquakes
Earthquake prediction