Proceedings of the Copper 99-Cobre 99 International Conference :  october 10-13, 1999, Phoenix, Arizona, USA / 
Internacional Conference organized by the Chilean Institute of Mining Engineers ... [y otros.] 
 - 6 volúmenes :  ilustraciones 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Cobre--Metalurgia--Congresos<br/>Industria del cobre--Congresos
<br/><br/><label>LC Class. No.: </label>TN780  / C65 1999