Planning open pit mines : proceedings of the Symposium on the Theoretical Background to the Planning of Open Pit Mines with Special Reference to Slope Stability, Johannesburg, Republic of South Africa, 29 August - 4 September 1970 - Symposium on the Theoretical Background to the Planning of Open Pit Mines with Special Reference to Slope Stability (1970 : Johannesburg, Sudáfrica); Van Resnburg, P. W. J. (Cape Town : South African Institute of Mining and Metallurgy, 1970)
Includes bibliographies.
Keywords: Strip mining -- Congresses