@article{GDZPPN002053667, title = {Stetige L\"osungen linearer Gleichungssysteme.}, journal = {Commentarii mathematici Helvetici}, volume = {15}, year = {1942}, pages = {318-339}, zbl = {0028.32001}, url = {http://dml.mathdoc.fr/item/GDZPPN002053667} }
Eckmann, Beno. Stetige Lösungen linearer Gleichungssysteme.. Commentarii mathematici Helvetici, Tome 15 (1942) pp. 318-339. http://gdmltest.u-ga.fr/item/GDZPPN002053667/