During 1963, Carl Sagan's paper “Direct Contact Among Galactic Civilizations by Relativistic Interstellar Spaceflight” was published.
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Book References
Complete text of article reprinted in “The Quest For Extraterrestrial Life : A Book of Readings” (1980) (edited by Donald Goldsmith) (available on Amazon USA and on Amazon UK) at pages 205-213 (in Chapter 38) of the University Science Books hardback edition.
For discussion of Sagan’s article see the following:
Year |
Discussion by:
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No. of Pages |
Achenbach, Joel in his “Captured by Aliens” (1999) (available on Amazon USA and on Amazon UK) at page 61 (in Chapter 5) of the Simon and Schuster hardback edition. |
1 |
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Davidson, Keay in his “Carl Sagan: A Life” (1999) (available on Amazon USA and on Amazon UK) at pages 131-132 (in Chapter 5) of the Wiley softcover edition. |
2 |
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Lunan, Duncan in his “Man and the Stars” (1974) (available on Amazon USA and on Amazon UK) at pages 102-103 (in Chapter 5) of the Souvenir Press hardback edition, at pages 127-128 of the Corgi paperback edition. |
2 |
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Poundstone, William in his “Carl Sagan: A Life in the Cosmos” (1999) (available on Amazon USA and on Amazon UK) at pages 74-76 (in the chapter entitled “Cambridge 1963-1968”), 155 (in the chapter entitled “Ithaca 1968- |
3 |
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Sullivan, Walter in his “We Are Not Alone” (1964) (available on Amazon USA and on Amazon UK) at pages 235-241 (in Chapter 16) of the Signet paperback revised editions. |
7 |
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