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1von: Levack Melissa M
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4von: Levack, Melissa M
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8von: Siefert, Andrew W.2013transfer abstract, in: Measuring students' school context exposures: A trajectory-based approach
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9von: Witschey Walter R
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10von: Witschey, Walter R
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15von: Contijoch, Francisco
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16von: Contijoch Francisco