CCLTracker Framework: Monitoring user learning and activity in web based citizen science projects. Human Computation, [S. l.], v. 3, n. 1, p. 99–117, 2016. DOI: 10.15346/hc.v3i1.6. Disponível em: https://hcjournal.org/index.php/jhc/article/view/82. Acesso em: 16 jan. 2026.