1. A língua Tapirapé;ALMEIDA Antônio,1983
2. A Historical comparative look at four Mondé languages;ANONBY Stan.,2012
3. Review of Ringe (1992);BAXTER William H.;Diachronica,1996
4. Dicionário Parintintin-Português, Português-Parintintin;BETTS La Vera D.,1981
5. A combined comparative and phylogenetic analysis of the Chapacuran language family;BIRCHALL Joshua;International Journal of American Linguistics