@article{2012,  title={
     },  volume={5},  ISSN={1983-4195},  url={https://doi.org/10.1590/S1983-41952012000500008},  DOI={10.1590/S1983-41952012000500008},  number={5},  journal={Revista IBRACON de Estruturas e Materiais},  publisher={IBRACON - Instituto Brasileiro do Concreto},  year={2012},  month={Oct} }