@article{PIM_1955_S_S_VIII_08_a11,
     author = {Alexander Peyerimhoff},
     title = {\"Uber {Summierbarkeitsfaktoren} {Und} {Verwandte} {Fragen} {Bei} {Ces\`aroverfahren} {I}},
     journal = {Publications de l'Institut Math\'ematique},
     pages = {139 },
     publisher = {mathdoc},
     volume = {_S_S_VIII},
     number = {08},
     year = {1955},
     url = {http://geodesic.mathdoc.fr/item/PIM_1955_S_S_VIII_08_a11/}
}