Ziemann, D.R. and Figueiró, A.S. 2017. Evaluation of Geotourism Potential of the Geopark Proposal Quarta Colônia / Rio Grande Do Sul. Revista do Departamento de Geografia. 34, (Dec. 2017), 137–149. DOI:https://doi.org/10.11606/rdg.v34i0.135156.