TY  - RPRT
TI  - 40Ar/39Ar age-spectrum and laser fusion data for volcanic rocks in west central Colorado
AU  - Michael J. Kunk
AU  - Jeffrey A. Winick
AU  - Josette O. Stanley
PY  - 2001
DO  - 10.3133/ofr01472
UR  - https://pubs.usgs.gov/publication/ofr01472
ID  - ofr01472
ER  -