F. Yergeau. <a href="http://www.ietf.org/rfc/rfc3629.txt"><cite>UTF-8, a transformation format of ISO 10646</cite></a>. IETF RFC 3629. November 2003. URL: <a href="http://www.ietf.org/rfc/rfc3629.txt">http://www.ietf.org/rfc/rfc3629.txt</a>