@article{MOMA_1976__81_177739,
     author = {Richard Warlimont},
     title = {Euler-Summierbarkeit konform-\"aquivalenter {Reihen.}},
     journal = {Monatshefte f\"ur Mathematik},
     pages = {63--68},
     publisher = {mathdoc},
     volume = {81},
     year = {1976},
     zbl = {0317.40007},
     url = {http://geodesic.mathdoc.fr/item/MOMA_1976__81_177739/}
}