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mar 19, 1989 - Sir Tim Berners-Lee proposa i comença a desenvolupar un llenguatge de marques basat en web i en SGML.
Added to timeline:
Llenguatges de marques
By
Cristóbal Martínez Lorenzo
30 Sep 2018
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300
Date:
mar 19, 1989
Now
~ 35 years ago
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