[1] [CITE@en[Voice Browser Call Control: CCXML Version 1.0]]
( ([TIME[2011-06-28 19:48:47 +09:00]] 版))
<http://www.w3.org/TR/ccxml/>

[2] [CITE@en[Multimodal Architecture and Interfaces]]
([TIME[2017-10-02 19:45:16 +09:00]])
<https://www.w3.org/TR/2012/REC-mmi-arch-20121025/>

[3] [CITE@EN[Authoring Applications for the Multimodal Architecture]]
([TIME[2017-10-02 19:35:27 +09:00]])
<https://www.w3.org/TR/2008/NOTE-mmi-auth-20080702/>