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The difficult road to Mars : a brief history of Mars exploration in the Soviet Union

Perminov, V. G.
Washington, DC : NASA History Division, Office of Policy and Plans : Office of Space Science : For sale by the U.S. G.P.O., Supt. of Docs., [1999] 1999

The difficult road to Mars : a brief history of Mars exploration in the Soviet Union

Perminov, V. G.
Washington, DC : NASA History Division, Office of Policy and Plans : Office of Space Science : For sale by the U.S. G.P.O., Supt. of Docs., [1999] 1999