Columbia subject headings:
Astrophysics--Congresses.
Fluid dynamics--Congresses.
Geophysics--Congresses.
Harvard subject headings:
Astrophysics--Congresses
Fluid dynamics--Congresses
Geophysics--Congresses
Princeton subject headings:
Astrophysics--Congresses.
Fluid dynamics--Congresses.
Geophysics--Congresses.