@article{silva_silva_menezes_cruz_santos júnior_rolim_2021,  title={Accumulation of cations in lettuce cultivars under low-cost hydroponic system with brackish waters},  volume={25},  ISSN={1415-4366},  url={https://doi.org/10.1590/1807-1929/agriambi.v25n12p833-839},  DOI={10.1590/1807-1929/agriambi.v25n12p833-839},  number={12},  journal={Revista Brasileira de Engenharia Agrícola e Ambiental},  publisher={Unidade Acadêmica de Engenharia Agrícola},  author={Silva, Anna C. R. A. da and Silva, Gerônimo F. da and Menezes, Sirleide M. de and Cruz, Ruana Í. F. and Santos Júnior, José A. and Rolim, Mário M.},  year={2021},  month={Dec},  pages={833–839} }