@inproceedings{ K2021,
  author    = {Dennis Komm},
  editor    = {Erik Barendsen and Christos Chytas},
  title     = {Teaching Recursion in High School -- A Constructive Approach},
  booktitle = {Proceedings of the 14th International Conference on Informatics in Schools: Situation, Evolution, and Perspectives (ISSEP 2021)},
  series    = {Lecture Notes in Computer Science},
  volume    = {13057},
  pages     = {69--80},
  publisher = {Springer},
  year      = {2021},
  url       = {https://doi.org/10.1007/978-3-030-90228-5\_6}
}