@article{dueñas_martínez_ochoa_2008, title={Z' production in 331 models}, volume={38}, ISSN={0103-9733}, url={https://doi.org/10.1590/S0103-97332008000400008}, DOI={10.1590/S0103-97332008000400008}, number={3b}, journal={Brazilian Journal of Physics}, publisher={Sociedade Brasileira de Física}, author={Dueñas, J. G. and Martínez, R. and Ochoa, F.}, year={2008}, month={Sept}, pages={421–424} }