[1] [CITE@en[(X)HTML5 Tracking]] ([TIME[2009-09-07 08:00:12 +09:00]] 版) [2] [CITE@en[Obsolete but conforming features]] [3] [CITE[IRC logs: freenode / #whatwg / 20090708]] ([TIME[2009-09-12 11:38:52 +09:00]] 版) [4] [CITE[IRC logs: freenode / #whatwg / 20090803]] ([TIME[2009-10-04 14:33:21 +09:00]] 版) [5] [CITE[IRC logs: freenode / #whatwg / 20090826]] ([TIME[2009-10-15 22:55:13 +09:00]] 版) [6] [CITE@en[HTML Standard Tracker]] ( ([TIME[2014-01-13 14:30:37 +09:00]] 版)) [7] [CITE@en[Web Applications 1.0 r3543 I guess without listing the attribute here, it's technically non-conforming, which wasn't the intent of the previous checkin.]] ( ([TIME[2009-08-06 08:40:00 +09:00]] 版))