paradoxe de Fermi

[1990] Cosmology, extraterrestrial intelligence, and a resolution of the Fermi-Hart paradox ; Paul S. Wesson ; Quarterly Journal of the Royal Astronomical Society 31 (1990) p. 161 [lien]
[1994] Machine Intelligence, the Cost of Interstellar Travel and Fermi's Paradox ; Louis K. Scheffer ; Quarterly Journal of the Royal Astronomical Society 35 (1994) p. 157 [lien]
[1996] Thoughts on Extraterrestrials Prompted by Two Contnbutions in a Recent Issue of Quarterly Journal ; G. H. A. Cole ; Quarterly Journal of the Royal Astronomical Society 37 (1996) p. 257 [lien]
[2007] Nouvelle solution au paradoxe de Fermi, ET prend son temps ; David Fossé ; Ciel et Espace 444 (mai 2007) p. 60 [lien]