[1] X3D and HTML5 - Web3D.org ( 版) http://www.web3d.org/x3d/wiki/index.php/X3D_and_HTML5
[2] Ming's Coding Blog: U3D vs. X3D http://my2iu.blogspot.com/2005/02/u3d-vs-x3d.html
[3] IRC logs: freenode / #whatwg / 20091031 ( 版) http://krijnhoetmer.nl/irc-logs/whatwg/20091031
[4] X3D - a case study in centralized extensibility (Sam Ruby 著, 版) http://lists.w3.org/Archives/Public/public-html/2009Nov/0206.html
[5] X3D Version 4 | Web3D Consortium () http://www.web3d.org/x3d4
[7] X3Dv4 Highlights | Web3D Consortium, https://www.web3d.org/x3dv4-highlights
[6] X3D+HTML5 talk presented to HTML5 working group today (Don Brutzman 著, 版) http://lists.w3.org/Archives/Public/public-html/2009Nov/0174.html
[10] X3D and HTML5 Summary - Web3D.org ( 版) http://www.web3d.org/x3d/wiki/index.php/X3D_and_HTML5_Summary
[8] ISO/IEC 版 ISO/IEC 19775-1, ISO/IEC 19776-1
[9] KS 版 KS X ISO/IEC 19775-1:2013, KS X ISO/IEC 19776-1:2015
[11] DOM Integration | X_ITE X3D Browser, , https://create3000.github.io/x_ite/dom-integration/