Woolsey , R.E.D., South Africa
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ORiON Vol. 11 (1995): VOL 1 & 2 - Research Articles
How to market OR successfully
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ORiON Vol. 5 No. 2 (1989) - Research Articles
Shrink stope design using an inventory model
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ORiON Vol. 2 No. 1 (1986) - Research Articles
'n Vinnige en kragtige benadering tot kapitaalbeleggingsbesluitneming
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ORiON Vol. 1 No. 1 (1985) - Research Articles
A comparison of economic decision making using net present value analysis versus present value ratio combined with a minimum hrdle rate
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