Daniel Appelquist; Antoine Quint; Timur Mehrvarz. <a href="http://www.w3.org/TR/2005/NOTE-CDRReqs-20051219"><cite>Compound Document by Reference Use Cases and Requirements Version 1.0.</cite></a> 19 December 2005. W3C Note. URL: <a href="http://www.w3.org/TR/2005/NOTE-CDRReqs-20051219">http://www.w3.org/TR/2005/NOTE-CDRReqs-20051219</a>