[38] 元々 Web Components を構成する単独の仕様書として開発が進められてきましたが、 2016年、内容が固まったとして DOM Standard および HTML Standard に統合されました。
[1] Shadow DOM ( ( 版)) http://dvcs.w3.org/hg/webcomponents/raw-file/tip/spec/shadow/index.html
[2] Shadow DOM ( ( 版)) http://www.w3.org/TR/2012/WD-shadow-dom-20120522/
[3] Shadow DOM ( ( 版)) http://www.w3.org/TR/2012/WD-shadow-dom-20121016/
[4] Chromium Blog: Chrome 25 Beta: Content Security Policy and Shadow DOM ( ( 版)) http://blog.chromium.org/2013/01/content-security-policy-and-shadow-dom.html
[5] Shadow DOM ( ( 版)) http://www.w3.org/TR/2013/WD-shadow-dom-20130514/
[6] IRC logs: freenode / #whatwg / 20130523 ( ( 版)) http://krijnhoetmer.nl/irc-logs/whatwg/20130523#l-810
[7] IRC logs: freenode / #whatwg / 20130614 ( ( 版)) http://krijnhoetmer.nl/irc-logs/whatwg/20130614
[8] IRC logs: freenode / #whatwg / 20130702 ( ( 版)) http://krijnhoetmer.nl/irc-logs/whatwg/20130702
[9] Re: [webcomponents] Seeking status and plans ( (Dimitri Glazkov 著, 版)) http://lists.w3.org/Archives/Public/public-webapps/2013OctDec/0042.html
[10] Shadow DOM ( ( 版)) http://w3c.github.io/webcomponents/spec/shadow/
[11] Shadow DOM ( ( 版)) http://www.w3.org/TR/2014/WD-shadow-dom-20140617/
[12] Introduction to Web Components ( ( 版)) http://www.w3.org/TR/2013/WD-components-intro-20130606/#shadow-dom-section
[13] IRC logs: freenode / #whatwg / 20140806 ( ( 版)) http://krijnhoetmer.nl/irc-logs/whatwg/20140806
[14] Component Model: Landing Experimental Shadow DOM API in WebKit ( (Dimitri Glazkov 著, 版)) http://lists.w3.org/Archives/Public/public-webapps/2011AprJun/1345.html
[15] IRC logs: freenode / #whatwg / 20150121 ( 版) http://krijnhoetmer.nl/irc-logs/whatwg/20150121#l-396
[16] IRC logs: freenode / #whatwg / 20150121 ( 版) http://krijnhoetmer.nl/irc-logs/whatwg/20150121#l-396
[17] [webcomponents]: Let's reach consensus on Shadow DOM (Dimitri Glazkov 著, 版) https://lists.w3.org/Archives/Public/public-webapps/2015JanMar/0542.html
[18] Shadow DOM: Contentious Bits · w3c/webcomponents Wiki ( 版) https://github.com/w3c/webcomponents/wiki/Shadow-DOM:-Contentious-Bits
[19] Mozilla and the Shadow DOM (Anne van Kesteren 著, 版) https://lists.w3.org/Archives/Public/public-webapps/2015AprJun/0052.html
[20] Minutes of Shadow DOM meeting (chaals@yandex-team.ru 著, 版) https://lists.w3.org/Archives/Public/public-webapps/2015AprJun/0286.html
[21] Imperative API for Node Distribution in Shadow DOM (Revisited) (Ryosuke Niwa 著, 版) https://lists.w3.org/Archives/Public/public-webapps/2015AprJun/0288.html
[22] Shadow DOM spec bugs will be migrated into GitHub issues (Hayato Ito 著, 版) https://lists.w3.org/Archives/Public/public-webapps/2015AprJun/0703.html
[23] Update on standardizing shadow DOM and custom elements — Anne’s Blog ( 版) https://annevankesteren.nl/2015/07/shadow-dom-custom-elements-update
[24] Re: Shadow DOM spec for v1 is ready to be reviewed (Hayato Ito 著, 版) https://lists.w3.org/Archives/Public/public-webapps/2015JulSep/0345.html
[25] Re: Shadow DOM spec for v1 is ready to be reviewed (Hayato Ito 著, 版) https://lists.w3.org/Archives/Public/public-webapps/2015JulSep/0355.html
[26] SV_MEETING_TITLE -- 18 Sep 2015 ( 版) http://www.w3.org/2015/09/18-webapps-minutes.html
[27] Shadow DOM ( ( 版)) http://www.w3.org/TR/2015/WD-shadow-dom-20151006/
[28] Add a tentative deprecation plan for Shdow DOM v0 (in Blink) · w3c/webcomponents@4cd7de9 ( 版) https://github.com/w3c/webcomponents/commit/4cd7de93ef934021fc0e995397021192b545cf67
[30] Introducing Slot-Based Shadow DOM API | WebKit ( 版) https://webkit.org/blog/4096/introducing-shadow-dom-api/
[31] Upstream Shadow DOM spec to DOM/HTML Standard · Issue #377 · w3c/webcomponents ( 版) https://github.com/w3c/webcomponents/issues/377
[32] Shadow: add shadow root · whatwg/dom@b2ee400 ( 版) https://github.com/whatwg/dom/commit/b2ee400a6542dc76d41bed5d2edb8c85ba241bfc
[33] Shadow: define .attachShadow() and .shadowRoot · whatwg/dom@1699495 ( 版) https://github.com/whatwg/dom/commit/169949553da85cfee6b03df361ed3e8142ddc54e
[34] Shadow: add DocumentOrShadowRoot mixin · whatwg/dom@4183385 ( 版) https://github.com/whatwg/dom/commit/418338575c7f79a18d20ebcc88c19834366379cf
[35] Shadow: run insertion and removing steps also for shadow trees · whatwg/dom@2d5aaed ( 版) https://github.com/whatwg/dom/commit/2d5aaed1f525561a2c92b4e23ae2b7e6ff8244ad
[36] 27406 – Update HTML to take into account shadow DOM implications ( 版) https://www.w3.org/Bugs/Public/show_bug.cgi?id=27406
[40] New Web Components editor (Léonie Watson 著, 版) https://lists.w3.org/Archives/Public/public-webapps/2016AprJun/0068.html
[41] Shadow DOM ( ()) https://www.w3.org/TR/2016/WD-shadow-dom-20160531/
[42] Shadow DOM ( ()) https://www.w3.org/TR/2016/WD-shadow-dom-20160601/
[43] What's New in Shadow DOM v1 (by examples) — hayato.io ( ()) http://hayato.io/2016/shadowdomv1/
[44] Shadow DOM ( ()) https://www.w3.org/TR/2016/WD-shadow-dom-20160610/
[45] Shadow DOM () https://www.w3.org/TR/2016/WD-shadow-dom-20160624/
[46] specifications - Web Components - why <content> was replaced with <slot> - Stack Overflow () http://stackoverflow.com/questions/38540025/web-components-why-content-was-replaced-with-slot
[47] Shadow DOM () https://www.w3.org/TR/2016/WD-shadow-dom-20160830/
[48] Chromium Blog: Chrome 53 Beta: Shadow DOM, PaymentRequest, and Android autoplay ( ()) http://blog.chromium.org/2016/08/chrome-53-beta-shadow-dom.html
[49] Shadow DOM () https://www.w3.org/TR/2016/WD-shadow-dom-20161013/
[50] Downstream from the WHATWG DOM Standard (#377) (hayatoito著, ) https://github.com/w3c/webcomponents/commit/d29389284ad8014fb12de57d0cb190304d269e9c
[51] Shadow DOM () https://www.w3.org/TR/2016/WD-shadow-dom-20161110/
[52] Shadow DOM () https://www.w3.org/TR/2016/WD-shadow-dom-20161128/
[53] Downstream "ShadowRoot interface" from DOM Standard (#377) (hayatoito著, ) https://github.com/w3c/webcomponents/commit/4a49204fcf129b01686da04d80216d0c47452771
[54] Cleanup HTML Elements in Shadow Trees section, mentioning a meta tag (hayatoito著, ) https://github.com/w3c/webcomponents/commit/7d74a0001224a741201f5a50c80dda5a7f2e8fb8
[55] Shadow DOM () https://www.w3.org/TR/2017/WD-shadow-dom-20170116/
[56] Shadow DOM () https://www.w3.org/TR/2017/WD-shadow-dom-20170213/
[57] CSS Shadow Parts () https://tabatkins.github.io/specs/css-shadow-parts/
[58] Shadow DOM () https://www.w3.org/TR/2017/WD-shadow-dom-20170905/
[59] CfC: Incorporate Shadow DOM into DOM spec (Chaals McCathie Nevile著, ) https://lists.w3.org/Archives/Public/public-webapps/2017JulSep/0043.html
[60] Merge Shadow DOM into DOM 4.1? · Issue #150 · w3c/dom () https://github.com/w3c/dom/issues/150
[61] CfC: Stop work on the Shadow DOM standalone spec (Chaals McCathie Nevile著, ) https://lists.w3.org/Archives/Public/public-webapps/2017JulSep/0057.html
[62] Resolved: agreed Re: CfC: Stop work on the Shadow DOM standalone spec (Chaals McCathie Nevile著, ) https://lists.w3.org/Archives/Public/public-webapps/2017OctDec/0001.html
[63] Add Declarative Shadow DOM strawman proposal (#731) (tomalec著, ) https://github.com/w3c/webcomponents/commit/9fb1b3c3fb1fff03ad7a0abf0a64fd2b404a8987
[64] Declarative Shadow DOM · Issue #510 · whatwg/dom () https://github.com/whatwg/dom/issues/510
[65] Add Imperative Shadow DOM Distribution API proposal (hayatoito著, ) https://github.com/w3c/webcomponents/commit/3780e02aaf6a0cc32708954c07f43e0a045351be
[66] Deprecations and removals in Chrome 69 | Web | Google Developers () https://developers.google.com/web/updates/2018/09/chrome-70-deps-rems