Number of items: 1.
Centorrino, Samuele
, Djemaï, Elodie
, Hopfensitz, Astrid
ORCID: https://orcid.org/0000-0002-6503-6114, Milinski, Manfred and Seabright, Paul
ORCID: https://orcid.org/0000-0003-3725-3098
(2015)
A model of smiling as a costly signal of cooperation opportunities.
Adaptive Human Behavior and Physiology, vol. 1.
pp. 325-340.

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