WIDDOWSON, Mark. Case Study Research Methodology. International Journal of Transactional Analysis Research & Practice, [S. l.], v. 2, n. 1, p. 25–34, 2011. DOI: 10.29044/v2i1p25. Disponível em: https://ijtarp.org/article/view/17055. Acesso em: 23 nov. 2024.