@article{AA_1992_4_5_a9,
     author = {A. L. Smirnov},
     title = {Fontaine's inequality for torsor},
     journal = {Algebra i analiz},
     pages = {219--226},
     year = {1992},
     volume = {4},
     number = {5},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/AA_1992_4_5_a9/}
}