@inproceedings{pme336559-belinamathematicsteach,
  title={A MATHEMATICS TEACHER’S FUNCTIONAL APPROACHES AND LEVELS OF DECENTERING WHILE INTRODUCING QUADRATIC FUNCTIONS},
  author={Belin, Mervenur and İşler-Baykal, Işıl and Karagöz Akar, Gülseren},
  booktitle={Proceedings of the International Group for the Psychology of Mathematics Education, Volume 1},
  year={2026},
  pages={163--170},
  publisher={Psychology of Mathematics Education (PME)},
  issn={2790-3648}
}