TY  - RPRT
TI  - Aerial gamma-ray contour maps of regional surface concentrations of uranium, potassium, and thorium in New Mexico
AU  - J. S. Duval
PY  - 1988
DO  - 10.3133/gp979
UR  - https://pubs.usgs.gov/publication/gp979
ID  - gp979
ER  -