TY  - RPRT
TI  - The determination of low levels of cobalt-60 in environmental waters by liquid scintillation counting
AU  - H.C. Claassen
PY  - 1970
DO  - 10.1016/s0003-2670(01)80953-3
UR  - https://pubs.usgs.gov/publication/70010178
ID  - 70010178
ER  -