External Resources
The following documents serve as extra references to fully take advantage of all the features:
AIML
Artificial Intelligence Markup Language (AIML) Version 1.01:http://www.alicebot.org/style.pdf
W3C VoiceXML
Voice Extensible Markup Language (VoiceXML) Version 2.0:http://www.w3.org/TR/voicexml20
Voice Extensible Markup Language (VoiceXML) Version 2.1:http://www.w3.org/TR/voicexml21
French translation of VoiceXML Version 2.0:http://www.yoyodesign.org/doc/w3c/voicexml20/index.html
Speech Recognition Grammar Specification Version 1.0:http://www.w3.org/TR/speech-grammar
Speech Synthesis Markup Language (SSML) Version 1.0:http://www.w3.org/TR/speech-synthesis
VoiceXML Tutorial, “Getting started with VoiceXML 2.0”:http://www.w3.org/Voice/Guide/
ECMAScript
Standard ECMA-262, ECMAScript Language Specification:
http://www.ecma-international.org/publications/standards/Ecma-262.htm
Asterisk PBX
The Digium open source PBX official website.
The World of VoiceXML
Ken Rehor's World of VoiceXML includes news, events, reports and other useful information.
http://www.kenrehor.com/voicexml/
Voip-info.org
This is a very good resource for everything about Asterisk.
OpenVXI
OpenVXI is a portable open source library that interprets the VoiceXML dialog markup language 2.0.