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0 ore 39 min, 30 giug 2008 anni - ГОСТ Р 52656-2006

Descrizione:

Образовательные интернет-порталы федерального уровня. Общие требования

Aggiunto al nastro di tempo:

Лента времени по нормативным документам

ByСергей Ядренников

13 nov 2019

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450

Data:

0 ore 39 min, 30 giug 2008 anni

Adesso

~ 17 years ago

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