@article{CRMATH_2018__356_4_415_0,
     author = {Li, Duo},
     title = {Categorical characterization of quadrics},
     journal = {Comptes Rendus. Math\'ematique},
     pages = {415--419},
     publisher = {Elsevier},
     volume = {356},
     number = {4},
     year = {2018},
     doi = {10.1016/j.crma.2018.02.008},
     language = {en},
     url = {http://www.numdam.org/articles/10.1016/j.crma.2018.02.008/}
}