1. Premonitory changes in seismic velocities and prediction of earthquakes;Aggarwal;Nature,1973
2. Spatial and temporal variations in ts/tp and in P wave residuals at Blue Mountain Lake, New York: Application to earthquake prediction;Aggarwal;J. Geophys. Res.,1974
3. Search for temporal changes in seismic velocities using large explosions in Southern California;Allen,1973
4. The effect of oriented cracks on seismic velocities;Anderson;J. Geophys. Res.,1973
5. The dilatancy-diffusion model of earthquake prediction;Anderson,1973