1. Some problems in statistical seismology;Aki;Zisin,1956
2. Seismic risk studies in the U.S.;Algermissen;Engineering,1969
3. Engineering seismic risk analysis;Cornell;Bull. seism. Soc. Am.,1968
4. A stochastic model and a real earthquake swarm (abstract only);Filson;Trans. Am. geophys. Un.,1973