Crowds of Crowds: Performance based Modeling and Optimization over Multiple Crowdsourcing Platforms. Human Computation, [S. l.], v. 2, n. 1, 2015. DOI: 10.15346/hc.v2i1.6. Disponível em: https://hcjournal.org/index.php/jhc/article/view/30. Acesso em: 16 jan. 2026.