The effectiveness of institutional youth care over the past three decades: A meta-analysis von De Swart, J.J.W., Van den Broek, H., Stams, G.J.J.M., Asscher, J.J., Van der Laan, P.H., Holsbrink-Engels, G.A., Van der Helm, G.H.P.

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Group climate and treatment motivation in secure residential and forensic youth care from the perspective of self determination theory von van der Helm, G.H.P., Kuiper, C.H.Z., Stams, G.J.J.M.

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The outcome of institutional youth care compared to non-institutional youth care for children of primary school age and early adolescence: A multi-level meta-analysis von Strijbosch, E.L.L., Huijs, J.A.M., Stams, G.J.J.M., Wissink, I.B., van der Helm, G.H.P., de Swart, J.J.W., van der Veen, Z.

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Differences in perceived living group climate between youth with a Turkish/Moroccan and native Dutch background in residential youth care von Sevilir, R., van der Helm, G.H.P., Roest, J.J., Beld, M.H.M., Didden, R.

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Differences between boys and girls in perceived group climate in residential youth care von Sonderman, J., Van der Helm, G.H.P., Kuiper, C.H.Z., Roest, J.J., Van de Mheen, D., Stams, G.J.J.M.

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‘Nothing works’ in secure residential youth care? von Souverein, F.A., Van der Helm, G.H.P., Stams, G.J.J.M.

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Building a positive group climate together: How monitoring instruments are part of an improvement process in residential care for children von Strijbosch, E.L.L., Wissink, I.B., van der Helm, G.H.P., Stams, G.J.J.M.

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The impact of classroom climate on students' perception of social exclusion in secondary special education von Beld, M.H.M., Van den Heuvel, E.G., van der Helm, G.H.P., Kuiper, C.H.Z., de Swart, J.J.W., Roest, J.J., Stams, G.J.J.M.

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When I Don't Get What I Want, I Take It Because It's Mine. I-D Compensation and Incarcerated Adolescents in a Delayed-Return Society: An Application of Martin's Theory von Groeneweg, M. J., van der Helm, G. H.P., Stams, G. J.J.M., Asscher, J. J.

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Ingrijpende jeugdervaringen bij kinderen en jeugdigen die functioneren op verstandelijk beperkt of zwakbegaafd niveau von Vervoort-Schel, Jessica, Wissink, Inge, van der Helm, G.H.P, Lindauer, R.J.L, Moonen, X.M.H

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