| Tekijä: | Cairns, R. D. Lasserre, P. |
| Otsikko: | Sectoral supply of minerals of varying quality. |
| Lehti: | Scandinavian Journal of Economics
1986 : VOL. 88:4, p. 605-626 |
| Asiasana: | MINERALS RESOURCES PRODUCTION PRICES MODELS |
| Kieli: | eng |
| Tiivistelmä: |
SCIMA