TY  - RPRT
TI  - Logic-controlled solid-state switchgear for 270 volt dc.
AU  - Waddington, D.
AU  - Buchanan, E., Jr.
AU  - Sundberg, G.
PY  - 1973
UR  - https://ntrs.nasa.gov/citations/19730058113
ID  - 19730058113
ER  -