@article{diergart_1919, 
  title={Zur Neugestaltung des Chemieunterrichts an den höheren Schulen}, 
  volume={32}, 
  DOI={10.1002/ange.19190323603}, 
  number={36}, 
  publisher={Wiley}, 
  author={Diergart}, 
  year={1919}, 
  month={May}
  }