[1]
[CITE[XMDP - XHTML Meta Data Profiles]] <http://gmpg.org/xmdp/>

[3] [CITE@en[XMDP Brainstorming · Microformats Wiki]]
([TIME[2015-01-26 18:41:02 +09:00]] 版)
<http://microformats.org/wiki/xmdp-brainstorming>