Domingos, Vanessa Toledo, et al. “Guarani, Kaingang and Xetá: the Unicentro Pedagogy Course for Indigenous Bilingual People in the Rio Das Cobras Indigenous Land in Pandemic Times”. Revista NUPEM, vol. 13, no. 30, Sept. 2021, pp. 58-76, https://doi.org/10.33871/nupem.2021.13.30.58-76.