[4] 02n3129c.PDF - 02n3129.pdf, 1998-07-06T07:44:56.000Z, 2020-12-05T09:13:20.899Z http://std.dkuug.dk/jtc1/sc2/open/02n3129.pdf
[5] ISO/IEC JTC 1/SC 2 N 3434, 2000-04-19T05:17:05.000Z, 2020-12-05T09:13:55.517Z http://std.dkuug.dk/jtc1/sc2/open/02n3434.htm
[1] ISO 6438 - Wikipedia, 2020-11-21T09:09:41.000Z, 2020-12-05T09:12:13.977Z https://en.wikipedia.org/wiki/ISO_6438
[3] KS X ISO 6438:2007 (要約規格)