@article{JDM_1906__15_145009,
     author = {K.Th. Vahlen},
     title = {\"Uber {Stetigkeit} und {Me{\ss}barkeit.}},
     journal = {Jahresbericht der Deutschen Mathematiker-Vereinigung},
     pages = {214--215},
     publisher = {mathdoc},
     volume = {15},
     year = {1906},
     zbl = {37.0487.02},
     url = {http://geodesic.mathdoc.fr/item/JDM_1906__15_145009/}
}