Effective Social Media Engagement for Nonprofits: What Matters?. Journal of Public and Nonprofit Affairs, [S. l.], v. 1, n. 1, p. 18–28, 2015. DOI: 10.20899/jpna.1.1.18-28. Disponível em: https://jpna.org/index.php/jpna/article/view/29.. Acesso em: 19 feb. 2026.