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This entry is silly, should be deleted. smartcat (talk) 00:05, 30 June 2009 (UTC)Reply
Wow this is old. I agree this should be deleted. This entry has no citations or sources; probably because they don't exist. I can't find any other references to matrix unit on the Internet. Mojoline (talk) 15:05, 11 November 2021 (UTC)Reply
