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jan 1, 2011 - ГОСТ Р 53620-2009
Description:
Информационно-коммуникационные технологии в образовании. Электронные образовательные ресурсы. Общие положения;
Added to timeline:
Селиванова_МДО
By
Надя Селиванова
6 Dec 2019
1
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294
Date:
jan 1, 2011
Now
~ 15 years ago
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