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1
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2
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Social comparison in the classroom is there a tendency to compare upward in the elementary school?
Argitaratua 2004Analytics -
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Constructing school success the consequences of untracking low-achieving students
Argitaratua 1996Liburua -
5
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Classroom composition and pupil achievement a study of the effects of ability-based classes
Argitaratua 1986Liburua -
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8
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Student diagnosis, placement, and prescription a criterion-referenced approach
Argitaratua 1977Liburua -
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