@article{barros_giongo_2012,  title={Shear force and torsion in reinforced concrete beam elements: theoretical analysis based on Brazilian Standard Code ABNT NBR 6118:2007},  volume={5},  ISSN={1983-4195},  url={https://doi.org/10.1590/S1983-41952012000500002},  DOI={10.1590/S1983-41952012000500002},  number={5},  journal={Revista IBRACON de Estruturas e Materiais},  publisher={IBRACON - Instituto Brasileiro do Concreto},  author={Barros, R. and Giongo, J.S.},  year={2012},  month={Oct},  pages={576–595} }