@article{10_4153_S0008439519000079,
     author = {Scavia, Federico},
     title = {Retract {Rationality} and {Algebraic} {Tori}},
     journal = {Canadian mathematical bulletin},
     pages = {173--186},
     year = {2020},
     volume = {63},
     number = {1},
     doi = {10.4153/S0008439519000079},
     url = {http://geodesic.mathdoc.fr/articles/10.4153/S0008439519000079/}
}