共 50 条
- [1] The Transvaal and England in South Africa. SCOTTISH GEOGRAPHICAL MAGAZINE, 1901, 17 (01): : 56 - 56
- [4] The Witwatersrand gold region, Transvaal, South Africa, as seen in recent mining developments JOURNAL OF GEOLOGY, 1907, 15 (08): : 735 - 749
- [7] GOLD-MINING TAXATION IN RELATION TO NATIONAL PLANNING IN SOUTH AFRICA, 1932-1937 AMERICAN ECONOMIC REVIEW, 1938, 28 (04): : 688 - 701
- [8] PHEUMATIC AND HYDROMECHANICAL TECHNIQUES IN THE GOLD AND COAL MINING INDUSTRIES IN SOUTH AFRICA. Bulk Solids Handling, 1983, 3 (01): : 105 - 112
- [10] COAL MINING ACTIVITIES IN SOUTH AFRICA. Proceedings of the Society of Photo-Optical Instrumentation Engineers, 1980,