[1] [CITE[http-state Info Page]] ([TIME[2009-02-10 12:53:16 +09:00]] 版) <https://www.ietf.org/mailman/listinfo/http-state>

[2] [CITE[http-state Info Page]]
([TIME[2009-09-27 21:28:30 +09:00]] 版)
<https://www.ietf.org/mailman/listinfo/http-state>

[3] [CITE['''['''http-state''']''' '''['''ACTION NEEDED''']''' Update on Working Group formation]]
([TIME[2009-09-22 00:50:04 +09:00]] 版)
<http://www.ietf.org/mail-archive/web/http-state/current/msg00273.html>

[4] [CITE[Re: '''['''http-state''']''' wrt documenting current practice or/and specifying new beharvior]]
([TIME[2009-08-29 17:10:21 +09:00]] 版)
<http://www.ietf.org/mail-archive/web/http-state/current/msg00262.html>