[1] draft-ietf-iri-4395bis-irireg-03 - Guidelines and Registration Procedures for New URI/IRI Schemes ( (2011-07-30 13:16:24 +09:00 版)) http://tools.ietf.org/html/draft-ietf-iri-4395bis-irireg-03

[2] RFC 7595 - Guidelines and Registration Procedures for URI Schemes (2015-06-20 09:14:38 +09:00 版) https://tools.ietf.org/html/rfc7595#section-8