[1] [CITE[''''''[''''''webkit-dev'''''']'''''' Differences between Nitro and Squirrelfish.]]
( ([TIME[2009-02-28 15:41:48 +09:00]] 版))
<https://lists.webkit.org/pipermail/webkit-dev/2009-February/006807.html>

[2] [CITE@ja[Nitro - Wikipedia]]
( ([TIME[2010-08-30 17:59:33 +09:00]] 版))
<http://ja.wikipedia.org/wiki/Nitro>