[5] [CITE[Announcement: ERCS on WWW available now]], [TIME[1995-03-16T11:01:33.000Z]], [TIME[2023-07-29T03:29:43.556Z]] <https://www.cs.helsinki.fi/research/rati/ercs.html>

[3] [CITE[Extended Reference Concrete Syntax (ERCS)]], [TIME[1998-07-21T19:55:30.000Z]], [TIME[2023-07-29T03:06:09.014Z]] <http://xml.coverpages.org/ercs.txt>

[1] [CITE[Restrospective on ERCS:]], [TIME[1999-07-17T13:17:10.000Z]], [TIME[2023-07-29T03:04:55.138Z]] <http://xml.coverpages.org/jelliffeERCSRetro.html>

[4] [CITE[SML-ized Public Entity Sets]], [TIME[2023-07-29T03:27:51.000Z]], [TIME[2001-01-17T17:23:26.058Z]] <https://web.archive.org/web/20010117172200/http://www.ascc.net/xml/resource/entities/index.html>

[6] [CITE[SPREAD entities]], [TIME[1998-01-28T14:06:50.000Z]], [TIME[2023-10-06T12:30:26.332Z]] <https://www.w3.org/International/Spread/>


[2] 
関連: [[KanjiBase]],
[[具象構文]],
[[文字参照]],
[[参照処理モデル]], 
[[BUCS]]