TY  - RPRT
TI  - The zero-frequency ion ring instability
AU  - Gary, S. P.
AU  - Pongratz, M. B.
AU  - Madland, C. D.
AU  - Swift, D. W.
PY  - 1985
UR  - https://ntrs.nasa.gov/citations/19850054288
ID  - 19850054288
ER  -