[1]
[CITE[The Opera 7 and 8 DOCTYPE Switches]]
([[名無しさん]])
[2]
[CITE[Welcome to the MSDN Library]]
([[名無しさん]])
[3]
[CITE[Mozilla's DOCTYPE sniffing]]
([[名無しさん]])
[4]
[CITE[Doctype switching for SGML comments]]
([[名無しさん]] [WEAK[2005-11-07 00:28:23 +00:00]])