@article{medeiros_silva_sousa_siqueira_oliveira_2021,  title={Identification of superior cowpea varieties in competition with weeds},  volume={52},  ISSN={1806-6690},  url={https://doi.org/10.5935/1806-6690.20210042},  DOI={10.5935/1806-6690.20210042},  number={3},  journal={Revista Ciência Agronômica},  publisher={Universidade Federal do Ceará},  author={Medeiros, Isis Fernanda Silva and Silva, Paulo Sérgio Lima e and Sousa, Roberto Pequeno de and Siqueira, Patrícia Liany de Oliveira Fernandes and Oliveira, Vianney Reinaldo de},  year={2021},  pages={e20207201} }