Santos, L.J.C., Oliveira, J.G., Breunig, F.M., Calegari, M.R., Berra, E.F. e Fidalski, J. 2024. Sandy soil spots in northwestern Paraná: approaches for identification and quantification. Revista Brasileira de Geomorfologia. 25, 4 (nov. 2024). DOI:https://doi.org/10.20502/rbg.v25i4.2614.