1. Allen, C.R., Edwards, W., Hall, W.J., Knopoff, L., Raleigh, C.B., Savit, C.H., Toksoz, M.N., and Turner, R.H., Predicting Earthquakes: A Scientific and Technical Evaluation-with Implications for Society, Washington: U.S. National Academy of Sciences, National Research Council, Panel on Earthquake Prediction of the Committee on Seismology, Assembly of Mathematical and Physical Sciences, 1976.
2. Global Hypocenters Data Base, Denver, 1989.
3. Healy, J.H., Kossobokov, V.G., and Dewey, J.W., A Test to Evaluate the Earthquake Prediction Algorithm, M8/US Geol. Surv. Open-File Report 92-401, 1992.
4. Keilis-Borok, V.I. and Kossobokov, V.G., Periods of Increased Probability of Strong Earthquakes of the World, in Matematicheskie metody v seismologii i geodinamike (Mathematical Methods in Seismology and Geodynamics), New York: Allerton Press, 1986, pp. 47–57; Moscow: Nauka, 1986, pp. 48–58; Vychisl. Seismol., 1988, issue 19.
5. Keilis-Borok, V. I. and Kossobokov, V.G., Premonitory Activation of Seismic Flow: Algorithm M8, Phys. Earth Planet. Int., 1990, vol. 61, pp. 73–83.