TY  - RPRT
TI  - Scintillation Type Nuclear Densitometer, Model 143A. High Counting Rate, Scintillation Type Nuclear Densitometer, Model 143B. Evaluation of Precision Gamma Radiation Densitometer Techniques for Cryogenic Liquids
PY  - 1963
UR  - https://ntrs.nasa.gov/citations/19660006787
ID  - 19660006787
ER  -