Brum, P. A. R. de, & Sousa, J. C. de. (2014). Mineral nutrient content of fresh water and salty lakes in the swamplands of Mato Grosso do Sul, Brazil. Pesquisa Agropecuaria Brasileira, 20(12), 1451–1454. https://doi.org/10.1590/S1678-3921.pab1985.v20.16433