Verschillende wetenschappelijke bronnen rond transitie.
- Dumcius, R., Peeters, J., Hayes, N., Van Landeghem, G., Siarova, H., Peciukonyté, L., Hulpia, H. (2014). Study on the effective use of early childhood education and care (ECEC) in preventing early school leaving (ESL). Brussels: European Commission.
- Vandenbroeck, M., Lenaerts, K., & Beblavy, M. (2018). Benefits of Early Childhood Education and Care and the conditions for obtaining them. Brussels: European Expert Network on Economics of Education.
- Council of the European Union. (2019). Council Recommendation of 22 May 2019 on High-Quality Early Childhood Education and Care Systems. Brussels: European Union
- OECD (2017). Starting Strong V. Transitions from Early Childhood Education and Care to Primary Education. Paris: OECD.
- UNESCO (2010). Caring and learning together. A cross-national study integration of early childhood care and education within education. Paris: UNESCO