Columbia subject headings:
Galaxies--Evolution--Congresses.
Galaxies--Formation--Congresses.
Gravitational lenses--Congresses.
Large scale structure (Astronomy)--Congresses.
Red shift--Congresses.
Harvard subject headings:
Galaxies--Evolution--Congresses
Galaxies--Formation--Congresses
Gravitational lenses--Congresses.
Large scale structure (Astronomy)--Congresses.
Red shift--Congresses.
Princeton subject headings:
Galaxies--Evolution--Congresses.
Galaxies--Formation--Congresses.
Gravitational lenses--Congresses.
Large scale structure (Astronomy)--Congresses.
Red shift--Congresses.