@article{trojan_morais_2012,  title={Using ELECTRE TRI to support maintenance of water distribution networks},  volume={32},  ISSN={0101-7438},  url={https://doi.org/10.1590/S0101-74382012005000013},  DOI={10.1590/S0101-74382012005000013},  number={2},  journal={Pesquisa Operacional},  publisher={Sociedade Brasileira de Pesquisa Operacional},  author={Trojan, Flavio and Morais, Danielle Costa},  year={2012},  month={May},  pages={423–442} }