TY  - RPRT
TI  - Neutron source strength calibrations 
AU  - McGarry, E Dale
AU  - Boswell, Edward W
PY  - 1988
PB  - National Bureau of Standards
CY  - Gaithersburg, MD
SN  - NBS SP 250-18
DO  - 10.6028/NBS.SP.250-18
ER  -