@phdthesis{Graf2019,
  author      = {S{\"o}nke Graf},
  title       = {"We're better, connected" : empirical study on the potential of international science teacher trainings},
  type        = {doctoralthesis},
  pages       = {302},
  school      = {P{\"a}dagogische Hochschule Heidelberg},
  year        = {2019},
}