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AIzaSyB4mHJ5NPEv-XzF7P6NDYXjlkCWaeKw5bc
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Пример длительного события (1 ene 2001 año – 30 sept 2018 año)
Añadido al timeline:
Развитие научных школ по информатизации образования
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30 sep 2018
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fecha:
1 ene 2001 año
30 sept 2018 año
~ 17 years
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