TY  - RPRT
TI  - Digital data base application to porphyry copper mineralization in Alaska; case study summary
AU  - Charles M. Trautwein
AU  - David D. Greenlee
AU  - Donald G. Orr
PY  - 1982
DO  - 10.3133/ofr82801
UR  - https://pubs.usgs.gov/publication/ofr82801
ID  - ofr82801
ER  -