ŠTĚTKA, Václav; ŠMAHEL, David. Attributes of Participation in Online Communities among Czech Internet Users. Observatorio (OBS*), [S. l.], v. 2, n. 3, 2008. DOI: 10.15847/obsOBS232008189. Disponível em: https://obs.obercom.pt/index.php/obs/article/view/189. Acesso em: 24 nov. 2024.