Rodrigues, W.F. et al. 2024. Subterranean river captures in siliciclastic rocks in a semiarid climate: the case of the Poti River Canyon, Brazilian Northeast. Revista Brasileira de Geomorfologia. 25, 2 (maio 2024). DOI:https://doi.org/10.20502/rbgeomorfologia.v25i2.2446.