@article{delgado-niño_chacón_marroquin_delgado_2021,  title={The Chalcogenide Compound Fe<sub>2</sub>SnSe<sub>4</sub>: Synthesis and Crystal Structure Analysis by Powder X-ray Diffraction},  volume={24},  ISSN={1516-1439},  url={https://doi.org/10.1590/1980-5373-MR-2020-0142},  DOI={10.1590/1980-5373-MR-2020-0142},  number={1},  journal={Materials Research},  publisher={ABM, ABC, ABPol},  author={Delgado-Niño, Pilar and Chacón, Cecilia and Marroquin, Gustavo and Delgado, Gerzon E.},  year={2021},  pages={e20200142} }