Columbia subject headings:
Harvard subject headings:
Electromagnetic waves--Congresses
Plasma (Ionized gases)--Congresses.
Solid state physics--Congresses.
Surface waves (Oceanography)--Congresses.
Surface waves--Congresses.
Princeton subject headings:
Electromagnetic waves--Congresses.
Plasma (Ionized gases)--Congresses.
Solid state physics--Congresses.
Surface waves--Congresses.