[1] Map Markup Language (2015-08-01 05:47:33 +09:00 版) <http://maps4html.github.io/mapml/spec/>

[2] Maps4HTML/MapMLServer (2015-08-14 12:11:14 +09:00 版) <https://github.com/Maps4HTML/MapMLServer>

[3] Maps4HTML/MapML (2015-08-14 12:11:26 +09:00 版) <https://github.com/Maps4HTML/MapML>

[4] Maps For HTML Community Group (2015-08-14 12:11:43 +09:00 版) <https://www.w3.org/community/maps4html/>

[5] index (2015-08-01 05:47:33 +09:00 版) <http://maps4html.github.io/>

[6] Spatial Data on the Web IG F2F - Day 2/2 – 20 February 2018 (2018-02-21 18:21:39 +09:00) <https://www.w3.org/2018/02/20-sdw-minutes.html#x14>

[7] MapML · Issue #115 · w3c/strategy (2018-03-13 20:15:19 +09:00) <https://github.com/w3c/strategy/issues/115>

[8] <map> type extension custom element (2018-02-27 10:49:10 +09:00) <https://maps4html.github.io/Web-Map-Custom-Element/>