1) Brace, W. F., Paulding, B. W. and Scholz, C. H.: Dilatancy in the fracture of crystalline rocks, J. Geophys. Res., Vol. 71, pp. 3939-3953, 1966.
2) Scholz, C. H.: Microfracturing and the inelastic deformation of rock in compression, J. Geophys. Res., Vol. 73, pp. 1417-1432, 1968.
3) Kranz, R. L.: Crack-crack and crack-pore interactions in stressed granite, Int. J. Rock Mech. Min. Sci. & Geomech. Abstr., Vol. 16, pp. 37-47, 1979.
4) Spetzler, H.: Seismic velocity changes during fracture and frictional sliding, Pure Appl. Geophys., Vol. 116, pp. 732-742, 1978.
5) Yanagidani, T., Ehara, S., Nishizawa, O., Kusunose, K. and Terada, M.: Localization of dilatancy in Ohshima granite under constant uniaxial stress, J. Geophys. Res., Vol. 90, pp. 6840-6858, 1985.