TY  - RPRT
TI  - Mineral resources of the Indian Peaks Study Area, Boulder and Grand counties, Colorado, with a section on interpretation of aeromagnetic data
AU  - Robert Carl Pearson
AU  - Gordon Johnson
PY  - 1980
DO  - 10.3133/b1463
UR  - https://pubs.usgs.gov/publication/b1463
ID  - b1463
ER  -