@article{BSMF_2009__137_2_253_0,
     author = {Totaro, Burt},
     title = {Birational geometry of quadrics},
     journal = {Bulletin de la Soci\'et\'e Math\'ematique de France},
     pages = {253--276},
     publisher = {Soci\'et\'e math\'ematique de France},
     volume = {137},
     number = {2},
     year = {2009},
     doi = {10.24033/bsmf.2575},
     mrnumber = {2543476},
     zbl = {1221.14014},
     language = {en},
     url = {http://www.numdam.org/articles/10.24033/bsmf.2575/}
}