@article{GreefrathSillerKlocketal.2022,
  author    = {Gilbert Greefrath and Hans-Stefan Siller and Heiner Klock and Raphael Wess},
  title     = {Pre-service secondary teachers' pedagogical content knowledge for the teaching of mathematical modelling},
  journal   = {Educational Studies in Mathematics},
  volume    = {109},
  number    = {2},
  doi       = {10.1007/s10649-021-10038-z},
  year      = {2022},
}