[1] [CITE[schema.org - Home]]
( ([TIME[2011-06-02 17:00:03 +09:00]] 版))
<http://schema.org/>

[2] [CITE@en[Re: Draft Note for HTML WG]]
( ([[Dan Brickley]] 著, [TIME[2011-11-15 21:25:54 +09:00]] 版))
<http://lists.w3.org/Archives/Public/public-html-data-tf/2011Nov/0117.html>

[3] [CITE@en-US[Google Indexing RDFa 1.0 + schema.org Markup | The Beautiful, Tormented Machine]]
( ([TIME[2013-11-12 14:55:21 +09:00]] 版))
<http://manu.sporny.org/2012/google-indexing-schema-rdfa/>