@article{barbosa_de oliveira_cunha_morais_2021,  title={Performance indicators system for a metallurgical project portfolio management},  volume={28},  ISSN={0104-530X},  url={https://doi.org/10.1590/1806-9649-2020v28e5529},  DOI={10.1590/1806-9649-2020v28e5529},  number={4},  journal={Gestão & Produção},  publisher={Universidade Federal de São Carlos},  author={Barbosa, Leandro César Mol and de Oliveira, Paula Cristina Senra and Cunha, João Paulo Nogueira and Morais, Felipe Silva},  year={2021},  pages={e5529} }