Columbia subject headings:
Astrophysics--Instruments--Congresses.
Nuclear counters--Congresses.
Particles (Nuclear physics)--Instruments--Congresses.
Particles (Nuclear physics)--Technique--Congresses.
Harvard subject headings:
Astrophysics--Instruments--Congresses.
Nuclear counters--Congresses.
Particles (Nuclear physics)--Instruments--Congresses.
Particles (Nuclear physics)--Technique--Congresses.
Princeton subject headings:
Astrophysics--Instruments.--Congresses.
Nuclear counters--Congresses.
Particles (Nuclear physics)--Instruments--Congresses.
Particles (Nuclear physics)--Technique--Congresses.