MUDGE, P. ’Crossing frontiers without a map’’”the role of threshold concepts and problematic knowledge in religious education and spirituality. Waikato Journal of Education, [S. l.], v. 19, n. 2, 2014. DOI: 10.15663/wje.v19i2.98. Disponível em: https://wje.org.nz/index.php/WJE/article/view/98. Acesso em: 25 apr. 2024.