@article{oliveira_consani_gonçalves_brandt_ccahuana-vásquez_2012,  title={Photoelastic evaluation of the effect of composite formulation on polymerization shrinkage stress},  volume={26},  ISSN={1806-8324},  url={https://doi.org/10.1590/S1806-83242012000300004},  DOI={10.1590/S1806-83242012000300004},  number={3},  journal={Brazilian Oral Research},  publisher={Sociedade Brasileira de Pesquisa Odontológica - SBPqO},  author={Oliveira, Karla Mychellyne Costa and Consani, Simonides and Gonçalves, Luciano Souza and Brandt, William Cunha and Ccahuana-Vásquez, Renzo Alberto},  year={2012},  month={May},  pages={202–208} }