1. Anthony, G., & Hunter, R. (2017). Grouping practices in New Zealand mathematics classrooms: where are we at and where should we be? New Zealand Journal of Educational Studies, 52(1), 73–92.
2. Bishop, A. J., & Kalogeropoulos, P. (2015). (Dis)engagement and exclusion in mathematics classrooms—values, labelling and stereotyping. In A. Bishop, H. Tan, & T. N. Barkatsas (Eds.) Diversity in mathematics education: Towards inclusive practices (pp. 193–217): Switzerland: Springer.
3. Boaler, J. (2014). Ability grouping in mathematics classrooms. Encyclopedia of Mathematics Education, 1–5.
4. Boaler, J., & Wiliam, D. (2001). ‘We’ve still got to learn’. Students’ perspectives on ability grouping and mathematics achievement. In P. Gates (Ed.), Issues in mathematics teaching (pp. 77–92). London: Routledge Falmer.
5. Braddock, J., & Slavin, R. (1995). Why ability grouping must end: achieving excellence and equity in American education. In H. Pool & J. Page (Eds.), Beyond tracking: Finding success in inclusive schools (pp. 7–20). Bloomington: Phi Delta Kappa Educational Foundation.