Spatial analysis of Amazonian dark earth formation supports an anthropic origin at the Caldeirão site, Brazil - Gregorio de Souza, Jonas; Alcaina-Mateos, Jonas; Lancelotti, Carla; Vidal-Torrado, Pablo; Calegari, Marcia R; Teixeira, Wenceslau Geraldes; Martins, Gilvan; Macedo, Rodrigo Santana; Madella, Marco (Journal of Archaeological Science, 2025)