TY  - BOOK
AU  - Byers, David C.
TI  - Angular distribution of kaufman ion thuster beams [NASA TN D-5844]
PY  - 1970///
CY  - Washington, D.C.
PB  - Nasa
KW  - Distribution
N1  - Bound With Nasa Tn D- 5841-5843,5845-5850; Technical Note D-5844
ER  -