[1] Feature Permissions Playground ( (2011-03-24 22:31:16 +09:00 版)) <http://dev.w3.org/2009/dap/docs/feat-perms/feat-perms.html>

[2] Capabilities container - mozilla-labs | Google グループ ( (2011-04-30 00:06:06 +09:00 版)) <http://groups.google.com/group/mozilla-labs/browse_thread/thread/e592b27e54b7f857?pli=1>

[3] Device API permission management | dougt ( (2011-04-30 00:06:00 +09:00 版)) <http://dougt.org/wordpress/2011/03/device-api-permission-management/>

[4] [whatwg] Proposal for a web application descriptor ( (2011-04-30 11:26:11 +09:00 版)) <http://lists.whatwg.org/htdig.cgi/whatwg-whatwg.org/2011-April/031381.html>

[5] Notifications API Standard ( (2014-11-26 20:41:09 +09:00 版)) <https://notifications.spec.whatwg.org/#dom-notification-requestpermission>

[6] Make sure any exceptions from requestPermission's callback are reported ... · 87f285e · whatwg/notifications ( (2014-11-30 14:59:03 +09:00 版)) <https://github.com/whatwg/notifications/commit/87f285ebd4bcc5fa423f1480a6bcbd16c70d6d98>

[7] Make Notification.requestPermission() return a promise. · whatwg/notifications@437e073 (2015-07-31 23:24:52 +09:00 版) <https://github.com/whatwg/notifications/commit/437e0731609524a2f4e638cc4f0e81be48c38e9f>