The lifetime of satellite 1958a 1(Explorer 1).
Series: Acta polytechnica Scandinavica. Physics including nucleonics series,; no. 67
Publisher: [Finnish Academy of Technical Sciences]
Published: 1969
Place of publication: Helsinki
Language: eng
Number of pages: 16
Subjects: Explorer 1 (Artificial satellite) -- Orbit.
Notes: Bibliography: p. 16.