TY  - RPRT
TI  - Aeromagnetic map of the Zwedru quadrangle, Liberia
AU  - Cletus S. Wotorson
AU  - John Charles Behrendt
PY  - 1971
DO  - 10.3133/ofr71331
UR  - https://pubs.usgs.gov/publication/ofr71331
ID  - ofr71331
ER  -