1. Patton FD. Multiple modes of shear failure in rock. In: Proceedings of the 1st international congress on rock mechanics, vol. 1, Lisbon, 1966. p. 509–13.
2. Ladany B, Archambault G. Simulation of shear behavior of a jointed rock mass. In: Proceedings of 11th US symposium on rock mechanics, New York, 1970. p. 105–25.
3. The shear strength of rock joints in theory and practice;Barton;Rock Mech,1977
4. Amadei B, Saeb S. Constitutive models of rock joints. In: Proceedings of international symposium on rock joints, Loen, Norway, 1990. p. 581–94.
5. The shear strength of rock and rock joints;Barton;Int J Rock Mech Min Sci Geomech Abstr,1976