File:Regions and states of Brazil.png - Wikimedia Commons
File:Brazil regions map (cs).png - Wikimedia Commons
Geologic Time Scale — Earth@Home
File:1960 Brazilian presidential election map.svg - Wikimedia Commons
Paraná (state) - Wikipedia
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File:Map of Brazil (States).png - Wikimedia Commons
File:Miss Grand Brazil 2022 result by state.svg - Wikipedia
File:Brazilian States.svg - Wikimedia Commons
Governance Challenges for Preserving the Region
Creative Live! Audio A3 - USB Audio Interface with High-resolution Recording and Playback - Creative Labs (United States)
Brazil - PT - Ford Foundation