Columbia subject headings:
Electric discharges through gases--Congresses.
Plasma diagnostics--Congresses.
Plasma radiation--Congresses.
Harvard subject headings:
Electric discharges through gases--Congresses.
Plasma diagnostics--Congresses.
Plasma radiation--Congresses.
Princeton subject headings:
Electric discharges through gases--Congresses.
Plasma diagnostics--Congresses.
Plasma radiation--Congresses.