1. Barnett, H., and Morse, C., 1963, Scarcity and growth: The economics of natural resource availability. Baltimore, MD, Johns Hopkins University Press.
2. Bureau of Economic Analysis (BEA), 1994 U. S. Department of Commerce), Accounting for mineral resources: Issues and BEA’s initial estimates: Survey of Current Business, v. 74, no. 4, p. 50–72.
3. Billiet, A. 1959, Sur la recherche de l’optimum d’exploitation d’un gisement minier de capacité incertaine: I. Avenir certain: Revue Française de Recherche Opérationnelle v. 10, p. 21–24.
4. Bradley, P. G., 1985, Has the “economics of exhaustible resources” advanced the economics of mining?:in A. D. Scott, ed. Progress in Natural Resource Economics, Oxford, Oxford University Press, p. 317–333.
5. Brennan, M. J., and Schwartz, E. S., 1985, Evaluating natural resource investments: Journal of Business v. 58, no. 2, p. 135–157.