TY  - RPRT
TI  - Geologic map of the Cochetopa Park and North Pass Calderas, northeastern San Juan Mountains, Colorado
AU  - Peter W. Lipman
PY  - 2012
DO  - 10.3133/sim3123
UR  - https://pubs.usgs.gov/publication/sim3123
ID  - sim3123
ER  -