Krenak, Ailton. 2019. “Speech by Ailton Krenak, on 09 04 1987, at the Consituent Assembly, Brasilia, Brazil”. GIS - Gesture, Image and Sound - Anthropology Journal 4 (1): 421-22. https://doi.org/10.11606/issn.2525-3123.gis.2019.162846.