TY  - RPRT
TI  - Aeromagnetic map of the Tobacco Roots area, Montana
AU  - Members of the Engineering Geology and Ground Water Branches, U.S. Geological Survey
PY  - 1981
DO  - 10.3133/ofr81777
UR  - https://pubs.usgs.gov/publication/ofr81777
ID  - ofr81777
ER  -