TY  - RPRT
TI  - Age of the Boulder batholith and other batholiths of western Montana
AU  - Randolph W. Chapman
AU  - David Gottfried
AU  - Claude L. Waring
PY  - 1954
DO  - 10.3133/tei420
UR  - https://pubs.usgs.gov/publication/tei420
ID  - tei420
ER  -