Columbia subject headings:
Nuclear astrophysics--Congresses.
Particles (Nuclear physics)--Congresses.
X-ray astronomy--Congresses.
Harvard subject headings:
Nuclear astrophysics--Congresses.
Particles (Nuclear physics)--Congresses
X-ray astronomy--Congresses
Princeton subject headings:
Nuclear astrophysics--Congresses.
Particles (Nuclear physics)--Congresses.
X-ray astronomy--Congresses.