[1] Collection+JSON - Document Format : Media Types ( (2014-07-01 13:13:21 +09:00 版)) http://amundsen.com/media-types/collection/format/

[2] (2011-07-16 05:29:36 +09:00 版) http://www.iana.org/assignments/media-types/application/vnd.collection+json

[3] Collection+JSON - Hypermedia Type : Media Types (2015-01-27 16:46:09 +09:00 版) http://amundsen.com/media-types/collection/

[4] 応用に Collection.Doc+JSON があります。