@article{mostefaouisignature,
  title={Signature-free asynchronous Byzantine systems: from multivalued to binary consensus with $t< n/3$, $O(n\^{} 2)$ messages, and constant time},
  author={Most{\'e}faoui, Achour and Raynal, Michel},
  journal={Acta Informatica},
  pages={1--20},
  doi={10.1007/s00236-016-0269-y},
  publisher={Springer},
  year={2016}
}