@article{trentini_martins_2019,  title={Geometric optimization associated with the use of high-strength concrete in viaducts},  volume={12},  ISSN={1983-4195},  url={https://doi.org/10.1590/S1983-41952019000100004},  DOI={10.1590/S1983-41952019000100004},  number={1},  journal={Revista IBRACON de Estruturas e Materiais},  publisher={IBRACON - Instituto Brasileiro do Concreto},  author={TRENTINI, E. V. W. and MARTINS, C. H.},  year={2019},  month={Jan},  pages={23–30} }