@article{calvo-andrade_corrêa_jardim_2021,  title={Codimension one distributions and stable rank 2 reflexive sheaves on threefolds},  volume={93},  ISSN={0001-3765},  url={https://doi.org/10.1590/0001-3765202120190909},  DOI={10.1590/0001-3765202120190909},  journal={Anais da Academia Brasileira de Ciências},  publisher={Academia Brasileira de Ciências},  author={CALVO-ANDRADE, OMEGAR and CORRÊA, MAURÍCIO and JARDIM, MARCOS},  year={2021},  pages={e20190909} }