By Köller Olaf   Baumert Jürgen   Clausen Marten   Hosenfeld Ingmar   in Educational Research and Evaluation

ISSN:1380-3611|5|2|180-194

Routledge Ltd‎(1999)‎

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By Leucht Michael   Prieβ-Buchheit Julia   Pant Hans Anand   Köller Olaf   in School Effectiveness and School Improvement

ISSN:0924-3453|24|4|435-451

Routledge Ltd‎(2013)‎

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By Nagy Gabriel   Trautwein Ulrich   Baumert Jürgen   Köller Olaf   Garrett Jessica   in Educational Research and Evaluation

ISSN:1380-3611|12|4|323-345

Routledge Ltd‎(2006)‎

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