1. Underground Excavtions in Rock;Hoek,1980
2. Rock Engineering;Stille,2010
3. Shotcrete support design in blocky ground: Towards a deterministic approach;Barrett;Tunn. Undergr. Sp. Technol.,1995
4. Mechanisms of shotcrete roof support;Banton,2004
5. Shotcrete: Structural testing of thin liners;Fernandez-Delgado,1975