Toward a new iron agen quantitative modeling of resource exhaustion

Aluminum, copper and steel in developing countries di Brown, Martin

The world copper industry its changing structure and future prospects di Takeuchi, Kenji, 1932-

The copper coinage of the Cabildo of Manila di Boncan, Celestina P.

Testo

Soil copper levels and the distribution and growth of Pteris Melanocaulon fee di Borja, Ma. Lourdes V. Tenorio

Sampling and analysis of copper cathodes.

Econometric models of world commodity market

The dissolution characteristics of chrysocolla in NH₃ -(NH₄)₂ CO₃ solutions di Mena, Manolo

The role of the Philippine copper industry in national development di Santos, Teodorico M., Golez, Francis

Economic evaluation of mineral processing projects a case study of copper smelting in the Philippines di Emerson, Craig