1. An active experiment with earthquake fault for an estimation of the in situ stress;Aki;Bulletin of the Seismological Society of America,1970
2. Nature of narrow-band signals at 2.083 Hz;Bokelmann;Bulletin of the Seismological Society of America,1999
3. Precise continuous monitoring of seismic velocity variations and their possible connection to solid earth tides;Bungum;Journal of Geophysical Research,1977
4. Solid earth tide and observed change in the in situ seismic velocity;DeFazio;Journal of Geophysical Research,1973
5. Investigation of a method for determining stress accumulation at depth;Eisler;Bulletin of the Seismological Society of America,1967