Corrêa, A. C. de B.; Lira, D. R. de; Cavalcanti, L. C. de S.; Santos, R. S.; Oliveira, G. P. de. Proposal for a Field Activity in Geomorphology for Semiarid Landscape of the Eastern Portion of Northeastern Brazil: A Cognitive-Interpretative Guide Based on Geoforms. REA 2023, 13, 133-160.