@article{PIM_1933_Tom_II_a11,
     author = {Josef Plemelj},
     title = {Ein {Abschatzungssatz} der {Potentialtheorie}},
     journal = {Publications de l'Institut Math\'ematique},
     pages = {150 },
     publisher = {mathdoc},
     volume = {Tom_II},
     year = {1933},
     url = {http://geodesic.mathdoc.fr/item/PIM_1933_Tom_II_a11/}
}