@article{CMH_1942__15_138814,
     author = {Beno Eckmann},
     title = {Stetige {L\"osungen} linearer {Gleichungssysteme.}},
     journal = {Commentarii mathematici Helvetici},
     pages = {318--339},
     year = {1942},
     volume = {15},
     zbl = {0028.32001},
     url = {http://geodesic.mathdoc.fr/item/CMH_1942__15_138814/}
}