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No simple solutions for complex problems. Selected findings of the Third international Mathematics and Science Study (TIMSS). (Keine einfachen Lösungen fuer komplexe Probleme. Der Verfall ueber ausgewählte Befunde der dritten internationalen Mathematik- und Naturwissenschaftsstudie (TIMSS).) (German)
Profil, No. 12, 16-19 (1997).
Classification: D60
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