[1] Web Beeps Specification ( (2012-01-02 17:43:12 +09:00 版)) <http://webbeep.it/spec.html>
[2] Web Beep draft spec ( (Danny Ayers 著, 2012-01-03 09:08:08 +09:00 版)) <http://lists.w3.org/Archives/Public/www-archive/2012Jan/0000.html>