Mattos, J. B.; Silva, K. B.; Lima, J. M.; Oliveira, L. A. Zoning of the Use and Quality of Groundwater As a Subsidy for the Management of Water Resources: The Case of the Urban Area of the Municipality of Lençóis, Bahia, Northeastern Brazil. Jour. Hyp. Rem. Sen. 2017, 7, 40-49.