Sbar, M.L., Barazangi, M., Dorman, J., Scholz, C.H., and Smith, R.B., 1972, Tectonics of the intermountain seismic belt, western United States: Microearthquake seismicity and composite fault plane solutions: Geological Society of America Bulletin, v. 83, no. 1, p. 13-27.
