Formal Analysis of the Cawiña of the Cacha Community, Birth of the Puruhá Nationality - Ecuador. Perspectives Scientific Journal , [S. l.], v. 5, n. 1, p. 1–10, 2023. DOI: 10.47187/perspectivas.5.1.131. Disponível em: https://perspectivas.espoch.edu.ec/RCP_ESPOCH/article/view/131. Acesso em: 9 nov. 2025.