John A. Burgener (2015). The Amazon Basin is a multi-ring impact basin // DOI: 10.13140/RG.2.1.1333.1042
Monika Kumlehn de Mamani & Ingrid Grambow IMPAKTNAMEN: Namen der [Meteorite; Impakte/Krater; Boliden/Fireballs; Tektite] im Sonnensystem.(2010)

Bouguer gravity anomaly map of Brazil with the outline of the impact overlain (J. Burgener, 2015)