TY  - RPRT
TI  - Thermionic research and development program Quarterly progress report
AU  - Campbell, A. E.
AU  - Hamerdinger, R.
AU  - Jacobson, D. L.
PY  - 1968
UR  - https://ntrs.nasa.gov/citations/19690002686
ID  - 19690002686
ER  -