Gravitational lens/External Links


 * http://www.mpa-garching.mpg.de/Lenses/JeruLect.html
 * http://relativity.livingreviews.org/Articles/lrr-1998-12/
 * http://mizar.as.arizona.edu/~rcool/talks/gr.ps
 * http://www.astro.ubc.ca/people/newbury/siam/
 * http://www.ita.uni-heidelberg.de/~massimo/sub/glensing.html