TY  - RPRT
TI  - Upper Triassic volcanogenic Zn-Pb-Ag(-Cu-Au) mineral deposits near Petersburg, Alaska
AU  - Henry C. Berg
AU  - Donald G. Grybeck
PY  - 1980
DO  - 10.3133/ofr80527
UR  - https://pubs.usgs.gov/publication/ofr80527
ID  - ofr80527
ER  -