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1998 - 2001 гг. период окончания сроков региональных программ информатизации систем среднего образования, подготовленных 1998-1999 годах. (4 janv. 1999 – 10 août 2001)

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ByKaterina
15 nov. 2017
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Date:

4 janv. 1999
10 août 2001
~ 2 years and 7 months
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