[1] [CITE@en['''['''at''']''' (0) Introduce a vEvent vocabulary.]]
([[Hixie]]著, [TIME[2009-05-14 10:14:50 +09:00]])
<https://github.com/whatwg/html/commit/425754254022e0ca969a77965cd71603f6bf5255>

[2] [CITE@en['''['''c''']''' (0) Clarify a requirement regarding dtend's syntax which I had mi…]]
([[Hixie]]著, [TIME[2009-05-15 07:57:59 +09:00]])
<https://github.com/whatwg/html/commit/334930322a5e82f9340bceb72da092c86241141a>