@article{MAN_1957__134_160590,
     author = {K. Wagner},
     title = {Verbandstheoretisohe {Charakterisierung} der {Cantorschen} {\"Aquivalenzrelation.}},
     journal = {Mathematische Annalen},
     pages = {295--297},
     year = {1957},
     volume = {134},
     zbl = {0078.04201},
     url = {http://geodesic.mathdoc.fr/item/MAN_1957__134_160590/}
}