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Uranium in coal in the western United States
Denson, Norman MacLaren, (1959)
The influence of oil and coal prices on world uranium demand
Amavilah, Voxi Heinrich S., (1994)
Energiehandel und Energiemärkte : [XXX. Internationale Arbeitstagung, Köln]
Aumüller, Ludwig, (1998)
A spatial equilibrium analysis of world iron ore trade
Toweh, Solomon H., (1991)
Changing patterns of investment decision making in world aluminium
Newcomb, Richard T., (1990)
The American coal industry
Newcomb, Richard, (1978)