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- [22] CALCULATIONS OF GRADE AND TONNAGE FOR 2 COPRODUCTS FROM A PROJECTED SOUTH-AFRICAN-GOLD MINE JOURNAL OF THE SOUTH AFRICAN INSTITUTE OF MINING AND METALLURGY, 1982, 82 (03): : 71 - 89
- [23] PACE OF SOUTH-AFRICAN-GOLD EXPLORATION STEPS UP WEST OF JOHANNESBURG ON THE WEST WITS LINE E&MJ-ENGINEERING AND MINING JOURNAL, 1983, 184 (03): : 23 - 23
- [24] ENVIRONMENTAL RA-226 IN THE SOUTH-AFRICAN-GOLD MINING AREAS - RESULTS OF A PRELIMINARY-STUDY HEALTH PHYSICS, 1981, 40 (01): : 140 - 140
- [27] BMA's gold medal award to the president of the South African Medical Association - Response BRITISH MEDICAL JOURNAL, 1999, 318 (7180): : 396 - 396
- [28] AN APPLICATION OF ESTIMATION ERROR STUDIES FOR DECISION-MAKING REGARDING SAMPLING PATTERNS ON A SOUTH-AFRICAN-GOLD MINE 21ST APPLICATION OF THE COMPUTERS AND OPERATIONS RESEARCH IN THE MINERAL INDUSTRY, 1989, : 304 - 318