@article{MAN_1975__217_162779,
     author = {Henri Cohen},
     title = {Sums {Involving} the {Values} at {Negative} {Integers} of {L-Functions} of {Quadratic} {Characters.}},
     journal = {Mathematische Annalen},
     pages = {271--285},
     publisher = {mathdoc},
     volume = {217},
     year = {1975},
     zbl = {0311.10030},
     url = {http://geodesic.mathdoc.fr/item/MAN_1975__217_162779/}
}