[3] [CITE@EN[XPath and XQuery Functions and Operators 3.0]]
( ([TIME[2014-04-08 07:02:07 +09:00]] 版))
<http://www.w3.org/TR/xpath-functions-3/#lang-cal-place>

[4] [CITE@EN[XPath and XQuery Functions and Operators 3.1]] ([TIME[2017-03-21 16:02:06 +09:00]]) <https://www.w3.org/TR/2017/REC-xpath-functions-31-20170321/#lang-cal-place>

* default calendar

[1] [CITE@EN[XQuery 3.1: An XML Query Language]]
([TIME[2017-03-20 09:23:33 +09:00]])
<https://www.w3.org/TR/2017/REC-xquery-31-20170321/#dt-default-calendar>

[2] [CITE@EN[XML Path Language (XPath) 3.1]]
([TIME[2017-03-20 09:18:04 +09:00]])
<https://www.w3.org/TR/2017/REC-xpath-31-20170321/#dt-default-calendar>

* 関連

[5] [[計算機システムにおける暦の指定]]も参照。