[1] [CITE@en[Resource Timing]]
( ([TIME[2011-05-24 21:01:04 +09:00]] 版))
[2] [CITE@en[Resource Timing]]
( ([TIME[2011-08-09 06:44:20 +09:00]] 版))
[3] [CITE@en[Resource Timing]]
( ([TIME[2012-05-09 02:21:40 +09:00]] 版))
[4] [CITE@en[Resource Timing]]
( ([TIME[2014-03-22 00:55:25 +09:00]] 版))