The large scale structure of space-time [by] S. W. Hawking and G. F. R. Ellis. Hawking, S. W. (Stephen W.) Ellis, George F. (George Francis), joint author. Space and time. Astrophysics. QC173.59.S65 H38 530.11 20 HAL Bibliography: p. [373]-380. Cambridge [Eng.] University Press, 1973. 1973. 1973 Text xi, 391 p. http://www.loc.gov/catdir/toc/cam022/72093671.html http://www.loc.gov/catdir/description/cam022/72093671.html http://www.loc.gov/catdir/samples/cam031/72093671.html eng Cambridge monographs on mathematical physics Cambridge monographs on mathematical physics