@article{10_4153_S0008439519000481,
     author = {Huang, Keping},
     title = {A {Gap} {Principle} for {Subvarieties} with {Finitely} {Many} {Periodic} {Points}},
     journal = {Canadian mathematical bulletin},
     pages = {382--392},
     year = {2020},
     volume = {63},
     number = {2},
     doi = {10.4153/S0008439519000481},
     url = {http://geodesic.mathdoc.fr/articles/10.4153/S0008439519000481/}
}