TY  - RPRT
TI  - A doubly charged ion model for ion thrusters
AU  - Peters, R. R.
AU  - Wilbur, P. J.
AU  - Vahrenkamp, R. P.
PY  - 1976
UR  - https://ntrs.nasa.gov/citations/19770030148
ID  - 19770030148
ER  -