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