@article{signallingbooststheevolutionof,
  title = {Signalling boosts the evolution of cooperation in repeated group interactions},
  author = {Luis A. Martinez-Vaquero and Francisco C. Santos and Vito Trianni},
  year = {2021},
  eprint = {2104.06466},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2104.06466v1},
}