Beeler, N. M.,
Wong, T., & Hickman, S. H. (2003). On the Expected Relationships among Apparent Stress, Static Stress Drop, Effective Shear Fracture Energy, and Efficiency.
Bulletin of the Seismological Society of America, 93(3), 1381-1389. doi: 10.1785/0120020162.
SCEC Contribution 847