[1] EXI for JSON (EXI4JSON) (2016-08-25 11:12:44 +09:00) <https://www.w3.org/TR/exi-for-json/>
[2] EXI for JSON (EXI4JSON) (2016-08-25 11:12:44 +09:00) <https://www.w3.org/TR/2016/WD-exi-for-json-20160823/>
[3] Efficient XML Interchange (EXI) for JSON (2016-01-26 21:50:58 +09:00) <https://www.w3.org/TR/2016/WD-exi-for-json-20160128/>