@inproceedings{emergenceofhierarchicalreferencesystems,
  title = {Emergence of hierarchical reference systems in multi-agent communication},
  author = {Xenia Ohmer and Marko Duda and Elia Bruni},
  year = {2022},
  booktitle = {COLING 2022 10},
  eprint = {2203.13176},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2203.13176v2},
}