[11] IRC logs: freenode / #whatwg / 20100106 ( 版) <http://krijnhoetmer.nl/irc-logs/whatwg/20100106#l-365>
[12] hidden Property (EMBED, HTMLEmbedElement Constructor) ( 版) <http://msdn.microsoft.com/en-us/library/ms533782(VS.85).aspx>
[13] Safari Dev Center: Safari HTML Reference: Supported Attributes ( 版) <http://developer.apple.com/safari/library/documentation/AppleApplications/Reference/SafariHTMLRef/Articles/Attributes.html#//apple_ref/html/attribute/hidden>
[14] Web Applications 1.0 r6895 Tweak hidden='''s definition a bit to be more consistent with likely usage scenarios. ( ( 版)) <http://html5.org/tools/web-apps-tracker?from=6894&to=6895>
[15] Web Applications 1.0 r7284 Ignore hidden= elements in outlines.]] ( ( 版)) <http://html5.org/tools/web-apps-tracker?from=7283&to=7284>
[16] IRC logs: freenode / #whatwg / 20121006 ( ( 版)) <http://krijnhoetmer.nl/irc-logs/whatwg/20121006>
[17] Web Applications 1.0 r7453 Improve compatibility for <embed hidden> ( ( 版)) <http://html5.org/tools/web-apps-tracker?from=7452&to=7453>
[18] [whatwg] hidden="" should be "display:none !important" in the UA stylesheet ( ( 版)) <http://lists.whatwg.org/pipermail/whatwg-whatwg.org/2012-November/037907.html>
[20] Web Applications 1.0 r4846 Cover more possible misuses for hidden=. Anyone got good suggestions of short examples where hidden= is useful? All the examples I can think of are huge... ( ( 版)) <http://html5.org/tools/web-apps-tracker?from=4845&to=4846>
[23] [whatwg] hidden attribute useless with display: flex? ( ( 版)) <http://lists.whatwg.org/pipermail/whatwg-whatwg.org/2014-April/254191.html>
[24] Web Applications 1.0 r8843 Update the way some of the selectors are written to use more modern selector features. ( ( 版)) <https://html5.org/r/8843>