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Archive School Informatics "Shkol'nitsa" system Correspondence apropos "Shkol'nitsa" system Covering letter

	Covering letter Date: 06.02.1987 Original document language: russian Authors: Vladimir Albertovich Cheverda Organizations: Tallinn Scientific-educational Center Addressee: V. I. Kovalenko Images of pages: 1 2 Back Next document (Letter) Previous document (Letter)
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