References
- 지반공학시리즈 7 터널 터널의 안정성 해석 유충식;이현범
- Tunnels and Tunnelling no.November Putting the NATM into perspective Brown,E.T.
- Constitutive Laws for Engineering Materials Desai,C.S.;Siriwardane,H.J.
- Underground Excavations in Rock Hoek,E.;Brown,E.T.
- Proc. 15th Canadian Rock Mech. Symp. The Hoek-Brown Criterion-a 1988 update Hoek,E.;Brown,E.T.
- Geomechanics Princples in the Design of Tunnels and Caverns in Rocks Mahtab,M.A.;Grasso,P.
- Tunnels and Shafts in Rock US Army Corps of Engineers