BRADLEY, Ian. How Green was Celtic Christianity. Journal for the Study of Religion, Nature and Culture, [S. l.], v. 3, n. 1, p. 58–69, 1998. DOI: 10.1558/ecotheology.v3i1.58. Disponível em: https://journal.equinoxpub.com/JSRNC/article/view/5298. Acesso em: 1 apr. 2025.