Ferguson K.Devouring the Future: A Profile of Stephen Hawking. Astronomy Magazine, December 1998.
315
Об этих пари и голой сингулярности см. Browne M.A Bet on a Cosmic Scale, and a Concession, Sort Of. The New York Times, February 12, 1997, p. A-22.
316
Hawking S. and Penrose R. Afterword to the 2010 Edition: The Debate Continues. The Nature of Space and Time. Princeton and London: Princeton University Press, 1996, 2010, p. 139.
