https://prezi.com/xi-zg_gtcfyg/eragon-inheritance-by-christopher-paolini/
https://en.wikipedia.org/wiki/Inheritance_(Paolini_novel)
http://inheritance.wikia.com/wiki/Characters_in_the_Inheritance_Cycle
http://www.alagaesia.com/christopherpaolini.htm
http://www.notablebiographies.com/news/Ow-Sh/Paolini-Christopher.html