The Significance of 501(c) Status Among Environmental Nonprofits Engaged in Oil and Gas Policy Debates. Journal of Public and Nonprofit Affairs, [S. l.], v. 8, n. 2, p. 217–238, 2022. DOI: 10.20899/jpna.8.2.217-238. Disponível em: https://jpna.org/index.php/jpna/article/view/559.. Acesso em: 2 apr. 2026.