- Silva, Matheus Lisboa Nobre Da., et all. "Ecosystem Services Assessment of Geosites in the Seridó Aspiring UNESCO Geopark Area, Northeast Brazil." Geoconservation Research (Geoconserv. Res.), vol. 5, no. 1, pp. 29-46, https://doi.org/10.30486/gcr.2021.1920882.1080