Bento, L.C.M. and Rodrigues, S.C. 2013. GEOTOURISM IN CONSERVATION UNITS: A NEW TENDENCY OR A REAL NECESSITY? STATE OF ARTS. Revista do Departamento de Geografia. 25, (Jul. 2013), 77–97. DOI:https://doi.org/10.7154/RDG.2013.0025.0005.