[1] Specifications | Matroska (7/24/2010, 2:58:10 PM 版) <http://www.matroska.org/technical/specs/index.html>
[2] Matroska Media Container - Homepage | Matroska (5/9/2017, 7:58:29 AM) <https://www.matroska.org/>
[3] Specifications | Matroska (5/9/2017, 8:14:30 AM) <https://www.matroska.org/technical/specs/index.html>
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