TY  - RPRT
TI  - By-products of porphyry copper and molybdenum deposits
AU  - David A. John
AU  - Ryan D. Taylor
PY  - 2016
DO  - 10.5382/rev.18.07
UR  - https://pubs.usgs.gov/publication/70048652
ID  - 70048652
ER  -