http://www.fordham.edu/halsall/source/1187saladin.html

http://www.fordham.edu/halsall/med/salahdin.html

http://I-cias.com/cgi-bin/eo-direct-frame.pl?http://I-cias.com/e.o/saladin.htm

http://jeru.huji.ac.il/ef1.htm