@article{10_4153_S0008414X20000759,
     author = {Cullinan, John and Yelton, Jeffrey},
     title = {Divisibility of torsion subgroups of abelian surfaces over number fields},
     journal = {Canadian journal of mathematics},
     pages = {266--298},
     year = {2022},
     volume = {74},
     number = {1},
     doi = {10.4153/S0008414X20000759},
     url = {http://geodesic.mathdoc.fr/articles/10.4153/S0008414X20000759/}
}