@article{10_4153_S0008439520000892,
     author = {Ingram, Patrick},
     title = {Degree gaps for multipliers and the dynamical {Andr\'e{\textendash}Oort} conjecture},
     journal = {Canadian mathematical bulletin},
     pages = {867--876},
     year = {2021},
     volume = {64},
     number = {4},
     doi = {10.4153/S0008439520000892},
     url = {http://geodesic.mathdoc.fr/articles/10.4153/S0008439520000892/}
}