Mines get star ratings : 70 years of safety and loss control endeavour in the mining industry ; presidential address to the associated scientific and technical societies of South...

von Bosch, L. W. P. van den
Veröffentlicht in Mining survey (1983)

Mining expansion reflects confidence in South Africa : presidential address 1982

von Bosch, L. W. P. van den
Veröffentlicht in Mining survey (1982)

South Africa : the raw materials and mining giant

von Bosch, L. W. P. van den
Veröffentlicht in The marketing of the international image of South Africa (1978)