John S. Lewis and Ruth A. Lewis, Space Resources: Breaking the Bonds of Earth (New York: Columbia University Press, 1987).
C. Sagan and S. J. Ostro, «Long-Range Consequences of Interplanetary Collision Hazards,» Issues in Science and Technology (Summer 1994), pp. 67–72.
ГЛАВА 19. ПРЕОБРАЗОВАНИЕ ПЛАНЕТ
J. D. Bernal, The World, the Flesh, and the Devil (Bloomington, IN: Indiana University Press, 1969; first edition, 1929).
James B. Pollack and Carl Sagan, «Planetary Engineering,» in J. Lewis and M. Matthews, editors, Near-Earth Resources (Tucson: University of Arizona Press, 1992).
ГЛАВА 20. ТЕМНОТА
Frank Drake and Dava Sobel, Is Anyone Out There? (New York: Delacorte, 1992).
Paul Horowitz and Carl Sagan, «Project META: A Five-Year All-Sky Narrowband Radio Search for Extraterrestrial Intelligence,» Astrophysical Journal, vol. 415 (1992), pp. 218–235.
Thomas R. McDonough, The Search for Extraterrestrial Intelligence (New York: John Wiley and Sons, 1987).
Саган К. Контакт. – М.: Мир, 1985.
ГЛАВА 21. К НЕБУ!
J. Richard Gott III, «Implications of the Copernican Principle for Our Future Prospects,» Nature, vol. 263 (1993), pp. 315–319.
ГЛАВА 22. КРАДУЧИСЬ ПО МЛЕЧНОМУ ПУТИ
I. A. Crawford, «Interstellar Travel: A Review for Astronomers,» Quarterly Journal of the Royal Astronomical Society, vol. 31 (1990), p. 377.
I. A. Crawford, «Space, World Government, and `The End of History'» Journal of the British Interplanetary Society, vol. 46 (1993), pp. 415–420.
Freeman J. Dyson, The World, the Flesh, and the Devil (London: Birkbeck College, 1972).
Ben R. Finney and Eric M. Jones, editors, Interstellar Migration and the Human Experience (Berkeley: University of California Press, 1985).
Фукуяма Ф. Конец истории и последний человек. – М.: Ермак; АСТ, 2005.
Charles Lindholm, Charisma (Oxford: Blackwell, 1990). В данной книге цитируется отрывок о необходимости телоса.
Eugene F. Mallove and Gregory L. Matloff, The Starflight Handbook (New York: John Wiley and Sons, 1989).
Carl Sagan and Ann Druyan, Comet (New York: Random House, 1985).
