Early Aptian marine incursions in the interior of northeastern Brazil following the Gondwana breakup

Issues in the identification of the Aptian/Albian boundary in South Atlantic basins and beyond

Late Barremian / Early Aptian Re–Os age of the Ipubi Formation black shales: Stratigraphic and paleoenvironmental implications for Araripe Basin, northeastern Brazil - ScienceDirect

Geological outline of northeastern Brazil with location of the Araripe

Cryptic Middle to Late Jurassic marine incursions into northeastern Gondwana: An integrated sedimentological, ichnological and geochronological approach - ScienceDirect

Early Aptian marine incursions in the interior of northeastern Brazil following the Gondwana breakup

New marine data and age accuracy of the Romualdo Formation, Araripe Basin, Brazil. - Abstract - Europe PMC

South Atlantic divergent margin evolution: rift-border uplift and salt tectonics in the basins of SE Brazil

Paleoenvironmental evolution of the Aptian Romualdo Formation, Araripe Basin, Northeastern Brazil - ScienceDirect

Constraining South Atlantic growth with seafloor spreading data - Pérez‐Díaz - 2014 - Tectonics - Wiley Online Library

Integrated study of the microfossils of the upper Aptian (Lower Cretaceous) of the Sobradinho and Serra do Mãozinha sections (Araripe Basin, northeastern Brazil): Biostratigraphic and paleoenvironmental inferences - ScienceDirect

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Issues in the identification of the Aptian/Albian boundary in South Atlantic basins and beyond

PDF) Ichnology of the Cretaceous Oceanic Red Beds (Outer Western Carpathians, Czech Republic)