@article{montelongo_pacheco_christ_tutikian_2020,  title={Study on concrete through its hardened state properties},  volume={13},  ISSN={1983-4195},  url={https://doi.org/10.1590/S1983-41952020000100007},  DOI={10.1590/S1983-41952020000100007},  number={1},  journal={Revista IBRACON de Estruturas e Materiais},  publisher={IBRACON - Instituto Brasileiro do Concreto},  author={MONTELONGO, A. and PACHECO, F. and CHRIST, R. and TUTIKIAN, B. F.},  year={2020},  month={Jan},  pages={87–94} }