@article{proceedings9thinternationalworkshopon,
  title = {Proceedings 9th International Workshop on Theorem Proving Components for Educational Software},
  author = {Pedro Quaresma and Walther Neuper and João Marcos},
  year = {2020},
  eprint = {2010.15832},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2010.15832v1},
}