@article{01184283,
title = {Barsotti-Tate groups and crystals.},
journal = {Documenta Mathematica},
year = {1998},
pages = {259-265},
zbl = {0919.14029},
language = {en},
url = {http://dml.mathdoc.fr/item/01184283}
}
de Jong, A.J. Barsotti-Tate groups and crystals.. Documenta Mathematica, (1998), pp. 259-265. http://gdmltest.u-ga.fr/item/01184283/