@inbook{77ca4486084b49678c1afa88074df4f7,
title = "Problems when working on graph-based mathematics assignments",
author = "J. Prenger and J. Berenst and \{de Glopper\}, C.M. and H.I. Hacquebord",
note = "2008/c.m.de.glopper/pub002",
year = "2008",
language = "English",
series = "NWO-reeks Sociale Cohesie",
publisher = "Aksant Academic Publishers",
number = "15",
pages = "69 -- 105",
editor = "J. Deen and M. Hajer and T. Koole",
booktitle = "Interaction in two multicultural mathematics classrooms. Mechanisms of inclusion and exclusion",
}