@article{forgettingformulasandsignatureelementsin,
  title = {Forgetting Formulas and Signature Elements in Epistemic States},
  author = {A. Becker and G. Kern-Isberner and K. Sauerwald and C. Beierle},
  year = {2021},
  eprint = {2108.08603},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2108.08603v1},
}