@article{MAN_1912__71_158519,
     author = {H. Steinhaus},
     title = {Der {Begriff} der {Grenze}},
     journal = {Mathematische Annalen},
     pages = {88--96},
     year = {1912},
     volume = {71},
     zbl = {42.0265.02},
     url = {http://geodesic.mathdoc.fr/item/MAN_1912__71_158519/}
}