TY  - RPRT
TI  - Electrostatic propulsion beam divergence effects on spacecraft surfaces, volume 3
AU  - Kemp, R. F.
AU  - Hall, D. F.
AU  - Luedke, E. E.
PY  - 1973
UR  - https://ntrs.nasa.gov/citations/19740009397
ID  - 19740009397
ER  -