Columbia subject headings:
Collisions (Nuclear physics)--Congresses.
Ionized gases--Congresses.
Plasma (Ionized gases)--Congresses.
Harvard subject headings:
Collisions (Nuclear physics)--Congresses.
Ionized gases--Congresses.
Plasma (Ionized gases)--Congresses.
Princeton subject headings:
Collisions (Nuclear physics)--Congresses.
Ionized gases--Congresses.
Plasma (Ionized gases)--Congresses.