Le Breton M, Burren S, Lenting K, Nacht D. Processes of Differentiation in Vocational and Grammar School Education: Institutional Frameworks and Teacher Perspectives. Momentum Quarterly [Internet]. 2026 June 26 [cited 2026 June 26];14(1):96-117. Available from: https://www.momentum-quarterly.org/momentum/article/view/4199