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Strategy for the detection and study of other planetary systems and extrasolar planetary materials, 1990-2000 [electronic resource] / Committee on Planetary and Lunar Exploration, Space Studies Board, Commission on Physical Sciences, Mathematics, and Applications, National Research Council.

by National Research Council (U.S.). Committee on Planetary and Lunar Exploration | ebrary, Inc.

Publisher: Washington, D.C. : National Academy Press, 1990Online access: An electronic book accessible through the World Wide Web; click to view Availability: Items available for loan: [Call number: 523.2] (1).
Civilized life in the universe [electronic resource] : scientists on intelligent extraterrestrials / George Basalla.

by Basalla, George | ebrary, Inc.

Publisher: Oxford ; New York : Oxford University Press, 2006Online access: An electronic book accessible through the World Wide Web; click to view Availability: Items available for loan: [Call number: 576.8/39] (1).