@article{10_4007_annals_2010_172_955,
     author = {Yichao Tian},
     title = {Canonical subgroups of {Barsotti-Tate} groups},
     journal = {Annals of mathematics},
     pages = {955--988},
     publisher = {mathdoc},
     volume = {172},
     number = {2},
     year = {2010},
     doi = {10.4007/annals.2010.172.955},
     mrnumber = {2680485
},
     zbl = {1203.14026},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4007/annals.2010.172.955/}
}