Smithsonian contributions to astrophysics.
Smithsonian Astrophysical Observatory.
Washington, Smithsonian Institution Press [etc.; for sale by the Supt. of Docs., U.S. Govt. Print. Off.]
1956-1974.
From no. 12 (1971) the division of volumes into unrelated numbered parts was abandoned.
Includes bibliography.
International aerospace abstracts
Chemical abstracts
Issued by the Smithsonian Institution, Astrophysical Observatory.
Astrophysics.