1. Building code requirements for reinforced concrete;ACI;ACI Standard 318-63,1963
2. A study of the design and construction practices of prestressed concrete and reinforced concrete containment vessels;Chen Pang Tan,1969
3. Rock tunneling with steel supports;Procter,1968
4. Engineering classification of in situ rock;Deere,1969
5. Rock mechanics and the design of structures in rock;Obert,1967