@article{IM_1980__61_142755,
     author = {Gilles Robert},
     title = {Congruences entre s\'eries {d'Eisenstein,} dans le cas supersingulier.},
     journal = {Inventiones mathematicae},
     pages = {103--158},
     publisher = {mathdoc},
     volume = {61},
     year = {1980},
     zbl = {0442.10020},
     url = {http://geodesic.mathdoc.fr/item/IM_1980__61_142755/}
}