[1] IANA — Repository of IDN Practices ( (2011-04-03 15:22:51 +09:00 版)) http://www.iana.org/domains/idn-tables/

[2] IANA — IDN Repository Procedures ( (2011-02-10 02:13:15 +09:00 版)) http://www.iana.org/procedures/idn-repository.html

[3] RFC 5894 - Internationalized Domain Names for Applications (IDNA): Background, Explanation, and Rationale ( (2011-02-05 07:34:29 +09:00 版)) http://tools.ietf.org/html/rfc5894#section-10.3