Bibliography
References:
Strathern, Paul. Hawking and Black Holes. Doubleday, 1998.
http://archive.ncsa.uiuc.edu/Cyberia/NumRel/BlackHoles.html
http://cosmology.berkeley.edu/Education/BHfaq.html
http://csep10.phys.utk.edu/guidry/violence/blackholes.html
http://amazing-space.stsci.edu/resources/explorations/blackholes/teacher/sciencebackground.html
Buckley, Richard. "Black Holes." Astronomy News, Vol. 13, No. 2, February 1999, p. 47.
Links to the images I used:
http://astro.estec.esa.nl/SA-general/Projects/Integral/agn_artist.gif
http://astro.estec.esa.nl/SA-general/Projects/Integral/black_hole_new.gif
http://www-gap.dcs.st-and.ac.uk/~history/BigPictures/Schwarzschild.jpeg
http://www.usd.edu/phys/courses/phys300/gallery/clark/images/wheeler.jpg
http://imgsrc.hubblesite.org/hu/db/2002/18/images/a/formats/web.jpg
http://www.upscale.utoronto.ca/GeneralInterest/Harrison/BlackHoles/transp8.1.gif
http://www.upscale.utoronto.ca/GeneralInterest/Harrison/BlackHoles/transp8.2.gif
http://www.upscale.utoronto.ca/GeneralInterest/Harrison/BlackHoles/transp8.4.gif