A. Barbosa

New radiometric dates for precolumbian (2000–700 b.p.) earthworks in western Amazonia, Brazil

Sanna Saunaluoma, A. Ranzi, M. Pärssinen, 2012 .

The geoglyph sites of Acre, Brazil: 10 000-year-old land-use practices and climate change in Amazonia

W. Balée, A. Ranzi, M. Pärssinen, 2020, Antiquity.

Pre-Columbian earth-builders settled along the entire southern rim of the Amazon

Salman Saeed Khan, L. Aragão, M. Robinson, 2018, Nature Communications.

Refining the Chronology and Occupation Dynamics of the Mound Villages of South-Eastern Acre, Brazil

M. Robinson, J. D. de Souza, J. Iriarte, 2021, Amazônica - Revista de Antropologia.