TY  - RPRT
TI  - Total-count gamma radiation map of the Zorzor Quadrangle, Liberia
AU  - John C. Behrendt
AU  - C.S. Wotorson
PY  - 1974
DO  - 10.3133/i773c
UR  - https://pubs.usgs.gov/publication/i773C
ID  - i773C
ER  -