?url_ver=Z39.88-2004&rft_id=10.1098%2Frsbl.2019.0742&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.aulast=Faria&rft.aufirst=Gon%C3%A7alo&rft.issue=3&rft.volume=16&rft.date=March+2020&rft.issn=1744-9561&rft.atitle=Does+kin+discrimination+promote+cooperation%3F&rft.title=Biology+Letters&rft.genre=article