Facco, J. et al. 2020. GROUNDWATER QUALITY OF THE GUARANI (GAIS) AND SERRA GERAL (SGAIS) AQUIFER INTEGRATED SYSTEM IN WESTERN SANTA CATARINA, BRAZIL. Caminhos de Geografia. 21, 77 (out. 2020), 59–70. DOI:https://doi.org/10.14393/RCG217751568.