@misc{MAN_1952__125_251957,
     title = {[unknown]},
     journal = {Mathematische Annalen},
     pages = {324--324},
     publisher = {mathdoc},
     volume = {125},
     year = {1952},
     url = {http://geodesic.mathdoc.fr/item/MAN_1952__125_251957/}
}