@article{silva_oliveira neto_guerra_helvig_maciel_2015,  title={INTERFERENCE PERIODS AMONG WEEDS AND SOYBEAN RR <b><sup>TM</sup></b> CROPS IN THE WESTERN CENTER AREA OF THE BRAZILIAN STATE OF PARANÁ},  volume={33},  ISSN={0100-8358},  url={https://doi.org/10.1590/S0100-83582015000400009},  DOI={10.1590/S0100-83582015000400009},  number={4},  journal={Planta Daninha},  publisher={Sociedade Brasileira da Ciência das Plantas Daninhas },  author={SILVA, A.A.P. and OLIVEIRA NETO, A.M. and GUERRA, N. and HELVIG, E.O. and MACIEL, C.D.G.},  year={2015},  month={Oct},  pages={707–716} }