@article{winkler_silva_parfitt_teixeira-gandra_conceço_timm_2018,  title={Surface drainage in leveled land: Implication of slope},  volume={22},  ISSN={1415-4366},  url={https://doi.org/10.1590/1807-1929/agriambi.v22n2p77-82},  DOI={10.1590/1807-1929/agriambi.v22n2p77-82},  number={2},  journal={Revista Brasileira de Engenharia Agrícola e Ambiental},  publisher={Unidade Acadêmica de Engenharia Agrícola},  author={Winkler, Antoniony S. and Silva, Jaqueline T. da and Parfitt, José M. B. and Teixeira-Gandra, Claudia F. A. and Conceço, Germani and Timm, Luis C.},  year={2018},  month={Feb},  pages={77–82} }