@book{OPUS4-120344,
  title     = {"Open Educational Resources" im Geschichtsunterricht: Studienkurs mit Lehr-Lern-Material},
  editor    = {Oliver Mayer-Simmet and Thomas Heiland},
  isbn      = {978-3-8252-5616-6},
  doi       = {10.36198/9783838556161},
  year      = {2025},
}