1. Rock Mechanics applied to the study of rockbursts;Cook;J. S. Afr. Inst. Min. Metall.,1966
2. Structural discontinuities in the Witwatersrand Group on the E.R.P.M. mine; their geology, geochemistry and rock mechanics behaviour;Jeffery,1975
3. The measurement of stress in rock. bu E. R. Leeman: Discussion;Deacon;J. S. Afr. Inst. Min. Metall.,1965
4. Relationship of mine tremors to induced stresses and to rock properties in the focal region;McGarr;Bull. Seism. Soc. Am.,1975
5. The age of the Ventersdorp System;Van Niekerk;Ann. geol. Surv. S. Africa,1964