Columbia subject headings:
Magellanic Clouds--Congresses.
Milky Way--Congresses.
Stars--Evolution--Congresses.
Stars--Globular clusters--Congresses.
Harvard subject headings:
Galaxies--Evolution--Congresses
Stars--Evolution--Congresses
Princeton subject headings:
Magellanic Clouds--Congresses.
Milky Way--Congresses.
Stars--Evolution--Congresses.
Stars--Globular clusters--Congresses.