Porphyry copper assessment of Central America and the Caribbean Basin: Chapter I in Global mineral resource assessment [unknown]

Floyd Gray, Jane M. Hammarstrom, Stephen Ludington, Lukas Zürcher, Carl E. Nelson, Gilpin R. Robinson, Robert J. Miller, Barry C. Moring
2014 Scientific Investigations Report   unpublished
doi:10.3133/sir20105090i fatcat:7zn4ouqw7vabna3o4ksmmichru