@article{article7a778e14, title = {Dark Energy Survey identification of a low-mass active galactic nucleus at redshift 0.823 from optical variability}, author = {Guo, Hengxiao and Silva, Michel Aguena da and Lima, Marcos Vinicius Borges Teixeira}, year = {2020}, doi = {10.1093/mnras/staa1803}, journal = {Monthly Notices of the Royal Astronomical Society} }