1. Application of geomechanical classification to predict the convergence of coal mine galleries and to design their supports;Abad,1984
2. Engineering classification of rock masses for the designs of tunnel supports;Barton,1974
3. Rock mass classifications in rock engineering;Bieniawski,1976
4. Rock mechanics design in mining and tunneling;Bieniawski,1984
5. Correlation of rock mass classification parameters obtained from borecore and in situ observations;Cameron-Clarke;Engineering Geology,1981