The U.S. Geological Survey collaborated with member countries of the Coordinating Committee for Geoscience Programmes in East and Southeast Asia (CCOP) on an assessment of the porphyry copper resources of Southeast Asia and Melanesia as part of a globa
Hammarstrom, Jane M. jhammars@usgs.gov,Bookstrom, Arthur A. abookstrom@usgs.gov,Dicken, Connie L.,et al. Porphyry copper assessment of Southeast Asia and Melanesia: Chapter D in <i>Global mineral resource assessment</i>. 2013-01-01.