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Archive Editorial activity Editor's Forewords Foreword to the book by S.I. Shapiro and A.B. Boiko "Programmable Calculators in Education" Letter

	Letter Date: 11.03.1988 Original document language: russian Addressee: Andrei Petrovich Ershov Images of pages: 1 Back Next document (Foreword) Previous document (Foreword)
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