1. Introduzione all'escursine pre-congresso (Introduction to the pre-conference field-trip);Abbate,1992
2. Barton, N., 2004a. The theory behind high pressure grouting—Part 1. Tunnels & Tunnelling International, September, pp. 28–30.
3. Barton, N., 2004b. The theory behind high pressure grouting—Part 2. Tunnels & Tunnelling International, October, pp. 33–35.
4. The shear strength of rock joints in theory and practice;Barton;Rock Mech.,1977
5. Engineering classification of rock masses for the design of tunnel support;Barton;Rock Mech.,1974