Search results
- Anuário mineral brasileiro [elektronický zdroj] . . [Rio de Janeiro] Departamento Nacional da Produção Mineral. . v.
- Mineral commodity summaries [elektronický zdroj] . . [Washington, D.C.?] : U.S. Dept. of the Interior, Bureau of Mines, 1978- . v.
- United Kingdom minerals yearbook [elektronický zdroj] . . Nottingham, England : British Geological Survey, c1989- . v.