@inproceedings{pme336559-vonheringeffectsofreal,
  title={Effects of Real-world Contexts on Mathematical Modelling Problems in Primary Education},
  author={von Hering, Robert and Jacobsen, Lena and Sievert, Henning},
  booktitle={Proceedings of the International Group for the Psychology of Mathematics Education, Volume 1},
  year={2026},
  pages={1547--1554},
  publisher={Psychology of Mathematics Education (PME)},
  issn={2790-3648}
}