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@article{DOCMA_1998__S8__a57, author = {de Jong, A.J.}, title = {Barsotti-Tate groups and crystals}, journal = {Documenta mathematica}, pages = {259--265}, publisher = {mathdoc}, volume = {ICM Berlin 1998, Vol. II}, year = {1998}, language = {en}, url = {http://geodesic.mathdoc.fr/item/DOCMA_1998__S8__a57/} }
de Jong, A.J. Barsotti-Tate groups and crystals. Documenta mathematica, ICM Berlin 1998, Vol. II (1998), pp. 259-265. http://geodesic.mathdoc.fr/item/DOCMA_1998__S8__a57/