Oliveira, Carmélia Kerolly Ramos de, Paulo de Tarso Amorim Castro, Úrsula de Azevedo Ruchkys, Diamantino Manuel Insua Pereira, and Michael Vinicius de Sordi. “Geodiversity As Part of Heritage Rivers: The Example of São Francisco, River of National Unity - Along the Stretch Its River Source to the Casca d’Anta Waterfall”. Anuário do Instituto de Geociências 44 (April 17, 2021). Accessed December 9, 2025. https://revistas.ufrj.br/index.php/aigeo/article/view/38723.