@article{vargas_ulguim_agostinetto_magro_thürmer_2013,  title={Low level resistance of goosegrass (Eleusine indica) to glyphosate in Rio Grande do Sul-Brazil},  volume={31},  ISSN={0100-8358},  url={https://doi.org/10.1590/S0100-83582013000300019},  DOI={10.1590/S0100-83582013000300019},  number={3},  journal={Planta Daninha},  publisher={Sociedade Brasileira da Ciência das Plantas Daninhas },  author={Vargas, L. and Ulguim, A.R. and Agostinetto, D. and Magro, T.D. and Thürmer, L.},  year={2013},  month={Jul},  pages={677–686} }