Missions spatiales vers les planetes.
Subtitle: Planetary space missions; proceedings of the 7th ESRO Summer School, Interlaken, Switzerland, 1969.
Contributors: European Space Research Organization
Publisher: European Space Research Organisation
Published: 1970
Place of publication: Neuilly-sur-Seine
Language: fre
Subjects: Cosmic physics -- Congresses; Cosmology -- Congresses; Space sciences -- Congresses
Other titles: Planetary space missions