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Sustainable development in mineral economies
Auty, Richard M., (1998)
Jahresbericht / Bundesverband Steine und Erden e.V.
(1999)
Economics and resources policy
Butlin, John A., (1981)
The general structure of Indonesian mining taxation
Beals, Ralph E., (1980)
Mineral agreements with multinational firms : tax and investment issues
The evolution of Indonesian hard-mineral agreements, 1967-1977