[2] [CITE[WGL4.0 character set]]
( ([TIME[2009-04-13 04:49:10 +09:00]] 版))
<http://www.microsoft.com/typography/otspec/wgl4.htm>

[1] [CITE@en[Windows Glyph List 4 - Wikipedia, the free encyclopedia]]
( ([TIME[2014-04-23 23:41:51 +09:00]] 版))
<http://en.wikipedia.org/wiki/Windows_Glyph_List_4>

[3] [CITE@en[Character set "wgl4"]] ([TIME[2017-06-26 14:17:09 +09:00]]) <https://chars.suikawiki.org/set/%24opentype150%3Awgl4>

[4] [CITE@en[Character set "wgl4-optional"]] ([TIME[2017-06-26 14:17:29 +09:00]]) <https://chars.suikawiki.org/set/%24opentype150%3Awgl4-optional>