* 仕様書

[REFS[
- [3] [CITE@en-US-x-hixie[HTML Standard]] ([TIME[2012-06-08 22:09:53 +09:00]] 版) <http://www.whatwg.org/specs/web-apps/current-work/#dom-document-csselementmap>
- [4] [CITE@en-US-x-hixie[HTML Standard]] ([TIME[2012-06-08 22:09:53 +09:00]] 版) <http://www.whatwg.org/specs/web-apps/current-work/#css-element-reference-identifier>
]REFS]

* 歴史

[REFS[
- [1] [CITE@en[Web Applications 1.0 r5695      Define how we create a 'specified CSS element reference identifier'. This maybe should move from HTML to CSSOM.]]
( ([TIME[2010-12-02 09:09:00 +09:00]] 版))
<http://html5.org/tools/web-apps-tracker?from=5694&to=5695>
- [2] [CITE[IRC logs: freenode / #whatwg / 20101202]]
( ([TIME[2010-12-31 14:34:30 +09:00]] 版))
<http://krijnhoetmer.nl/irc-logs/whatwg/20101202>
]REFS]