Columbia subject headings:
Astronomical instruments--Congresses.
Gamma ray astronomy--Instruments--Congresses.
Nuclear astrophysics--Instruments--Congresses.
Ultraviolet astronomy--Instruments--Congresses.
X-ray astronomy--Instruments--Congresses.
Harvard subject headings:
Princeton subject headings:
Gamma ray astronomy--Instruments--Congresses.
Ultraviolet astronomy--Instruments--Congresses.
X-ray astronomy--Instruments--Congresses.