TY  - RPRT
TI  - Total-count gamma radiation map of the Harper Quadrangle, Liberia
AU  - John C. Behrendt
AU  - C.S. Wotorson
PY  - 1974
DO  - 10.3133/i780c
UR  - https://pubs.usgs.gov/publication/i780C
ID  - i780C
ER  -