TY  - RPRT
TI  - Global constant-alpha force-free magnetic fields and coronal structures
AU  - Nakagawa, Y.
AU  - Wu, S. T.
AU  - Tandberg-Hanssen, E.
PY  - 1978
UR  - https://ntrs.nasa.gov/citations/19780066821
ID  - 19780066821
ER  -