@article{MAN_1969__181_161829,
     author = {H.H. K\"ORLE},
     title = {Mercers\"atze f\"ur {Riesz-Summierung.}},
     journal = {Mathematische Annalen},
     pages = {181--188},
     publisher = {mathdoc},
     volume = {181},
     year = {1969},
     url = {http://geodesic.mathdoc.fr/item/MAN_1969__181_161829/}
}