Strategic minerals, a summary of uses, world output, stockpiles, procurement

Antzeko izenburuak

• World index of strategic minerals : production, exploitation, and risk /
  nork: 267788 Hargreaves, D., et al.
  Argitaratua: (1983)
• Mineral resources : a world review /
  nork: Wolfe, John A., 1920-
  Argitaratua: (1984)
• World mineral supplies : assessment and perspective
  nork: 417477 Govett, G. J. S., et al.
• World atlas of geology and mineral deposits /
  nork: 208839 Derry, Duncan R.
  Argitaratua: (1980)
• Mineral deposits : from their origin to their environmental impacts /
  nork: Pasava, Jan, et al.
  Argitaratua: (1995)