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Computer Administered Testing: Diagnosis of Addition Computational Skills in Children. Testen mit dem Computer: Diagnoseder Additionsfertigkeiten von Kindern. (English)
J. Comput. Math. Sci. Teach. (Aut 1987 - Win 1988) v. 7(1/2) p. 38-43. CODEN: JCMTDV
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