Columbia subject headings:
Astrophysics--Congresses.
Magnetohydrodynamics--Congresses.
Magnetosphere--Congresses.
Plasma (Ionized gases)--Congresses.
Solar system--Congresses.
Harvard subject headings:
Astrophysics--Congresses
Magnetosphere--Congresses.
Princeton subject headings:
Astrophysics--Congresses.
Magnetosphere--Congresses.