@article{MZ_1933__36_168386,
     author = {A., Wundheiler},
     title = {Kovariante {Ableitung} und die {Ces\`aroschen} {Unbewegliohkeitsbedingungen}},
     journal = {Mathematische Zeitschrift},
     pages = {104--109},
     publisher = {mathdoc},
     volume = {36},
     year = {1933},
     zbl = {58.0756.01},
     url = {http://geodesic.mathdoc.fr/item/MZ_1933__36_168386/}
}