Jolkesky, Marcelo (2016), "Estudo arqueo-ecolinguístico das terras tropicais sul-americanas.", Title in English: An Archaeo-Ecolinguistic Study of the South American Tropics. The Downloadable Version (1.2) is the 2nd Update of My Original PhD Dissertation (Original Version: February 2016; 2nd Update Publication Date: October 2017), Brasilia: UnB. PhD Dissertation.