[1] Bug 10341 – Please spec img.lowsrc IDL attribute ( (2010-09-25 00:19:29 +09:00 版)) http://www.w3.org/Bugs/Public/show_bug.cgi?id=10341

[2] Bug 12305 – REGRESSION: Images do not load in video sections on CNN.com homepage ( (2010-09-25 00:19:59 +09:00 版)) https://bugs.webkit.org/show_bug.cgi?id=12305

[3] Web Applications 1.0 r5476 Mention <img lowsrc>Fixing http://www.w3.org/Bugs/Public/show_bug.cgi?id=10341 ( (2010-09-24 10:17:00 +09:00 版)) http://html5.org/tools/web-apps-tracker?from=5475&to=5476

[4] Web Applications 1.0 r7929 Define img.lowsrc, needed for compat ( (2013-06-07 06:50:00 +09:00 版)) http://html5.org/tools/web-apps-tracker?from=7928&to=7929