TY  - RPRT
TI  - Model study of multiple polar cap arcs: Occurrence and spacing
AU  - Zhu, L.
AU  - Sojka, J. J.
AU  - Schunk, R. W.
AU  - Crain, D. J.
PY  - 1994
UR  - https://ntrs.nasa.gov/citations/19950034070
ID  - 19950034070
ER  -