[1]
[CITE[<link rel=icon width="" height="">]] ([[Ian Hickson <ian@...>]] 著, [CODE[2008-04-30 01:52:08 +09:00]] 版) <http://permalink.gmane.org/gmane.org.w3c.whatwg.discuss/13919>
([[名無しさん]])


[2]
[CITE[<link rel=icon width="" height="">aRe:]] ([[Ian Hickson <ian@...>]] 著, [TIME[2008-05-08 02:17:38 +09:00]] 版) <http://permalink.gmane.org/gmane.org.w3c.whatwg.discuss/14034>

[3] [CITE[IRC logs: freenode / #whatwg / 20110525]]
( ([TIME[2011-05-28 03:13:09 +09:00]] 版))
<http://krijnhoetmer.nl/irc-logs/whatwg/20110525#l-539>


[4] [CITE@en[Web Applications 1.0 r8348 Clarify <link sizes> semantics.]]
( ([TIME[2013-12-13 06:41:00 +09:00]] 版))
<http://html5.org/tools/web-apps-tracker?from=8347&to=8348>

[5] [CITE[IRC logs: freenode / #whatwg / 20140623]]
( ([TIME[2014-06-25 16:08:27 +09:00]] 版))
<http://krijnhoetmer.nl/irc-logs/whatwg/20140623>

[6] [CITE[Move the normative bits of the picture spec to the HTML spec. · 60e9bbd · ResponsiveImagesCG/picture-element]]
( ([TIME[2014-07-01 07:13:18 +09:00]] 版))
<https://github.com/ResponsiveImagesCG/picture-element/commit/60e9bbd1514d7c51dabab5fb750881e9f3e6a478#diff-36cd38f49b9afa08222c0dc9ebfe35ebR131>

[7] [CITE@en[Bug 26196 – disallow CSS comments in the "sizes" attribute]]
( ([TIME[2014-09-30 04:44:07 +09:00]] 版))
<https://www.w3.org/Bugs/Public/show_bug.cgi?id=26196>

[8] [CITE@en[Require the sizes attribute when using w. Fixes #253 · 535e96b · ResponsiveImagesCG/picture-element]]
( ([TIME[2015-01-17 11:44:34 +09:00]] 版))
<https://github.com/ResponsiveImagesCG/picture-element/commit/535e96b73ea8b0e94a7819b1482cd48bff18698e>

[9] [CITE@en[Require a default length in sizes. Fixes #256 · 2340eca · ResponsiveImagesCG/picture-element]]
([TIME[2015-02-14 18:56:52 +09:00]] 版)
<https://github.com/ResponsiveImagesCG/picture-element/commit/2340eca02e0876c70d0dd6d9afab9cfc4a7f4405>

[10] [CITE@en[Describe the srcset, sizes and media attributes for <img>/<source>]]
([[zcorpan]]著, [TIME[2016-07-06 21:33:01 +09:00]])
<https://github.com/whatwg/html/commit/de58b9ebf9d06dc846f6fe8cd301ae4c6d66c0c8>

[11] [CITE@en[Editorial: restructure the <img>-related sections]]
([[zcorpan]]著, [TIME[2016-09-09 17:04:29 +09:00]])
<https://github.com/whatwg/html/commit/819272910bb1355bb3c45dc4976d71c1152eb723>

[12] [CITE@en[Allow <link rel=apple-touch-icon sizes=… href=…>]]
([[sideshowbarker]]著, [TIME[2016-12-21 11:32:39 +09:00]])
<https://github.com/whatwg/html/commit/4c84c5a531bbdd1982d76abef13f2b91f52a66b6>

[13] [CITE@en[Tweak '''['''CEReactions''']''' definition and usage]]
([[domenic]]著, [TIME[2017-02-22 06:11:13 +09:00]])
<https://github.com/whatwg/html/commit/c422734d44ae9897c1700daf08bd415e0dc5f9e1>

[14] [CITE@en[Allow mathematical expressions in <img sizes>]]
([[musgravejw]]著, [TIME[2018-04-09 21:08:53 +09:00]])
<https://github.com/whatwg/html/commit/5d091c267eff91529b032092c5214a3ffaf1928a>

[15] [CITE@en[Allow min() and max() in <img sizes=""> · Issue #3003 · whatwg/html]]
([TIME[2018-04-10 13:42:07 +09:00]])
<https://github.com/whatwg/html/issues/3003>

[16] [CITE@en[Allow min() and max() for the image sizes attribute by GloverDonovan · Pull Request #3476 · whatwg/html]]
([TIME[2018-04-10 13:43:06 +09:00]])
<https://github.com/whatwg/html/pull/3476>

[17] [CITE@en['''['''3003''']''' Allow mathematical expressions in image sizes by musgravejw · Pull Request #3084 · whatwg/html]]
([TIME[2018-04-10 13:43:17 +09:00]])
<https://github.com/whatwg/html/pull/3084>

[18] [CITE@en[Fix srcset attribute guidelines]]
([[Johanna-hub]]著, [TIME[2018-10-09 17:24:48 +09:00]])
<https://github.com/whatwg/html/commit/a6c82816b053fdba53e435d5c6bc3d64f032b2c4>

[19] [CITE@en[Seemingly contradictions in the srcset attribute guidelines for Images · Issue #3250 · whatwg/html]]
([TIME[2018-10-30 23:53:32 +09:00]])
<https://github.com/whatwg/html/issues/3250>

[20] [CITE@en[Fix contradictions in the srcset attribute guidelines for images by Johanna-hub · Pull Request #4068 · whatwg/html]]
([TIME[2018-10-30 23:53:49 +09:00]])
<https://github.com/whatwg/html/pull/4068>