TY  - RPRT
TI  - Aeroradioactivity map of north-central North Carolina
AU  - Members of the Engineering Geology and Ground Water Branches, U.S. Geological Survey
PY  - 1977
DO  - 10.3133/ofr77193
UR  - https://pubs.usgs.gov/publication/ofr77193
ID  - ofr77193
ER  -