@article{JRAM_1974__266_151427,
     author = {Robert W. van der Waall},
     title = {A remark on the zeta-function of an algebraic number field.},
     journal = {Journal f\"ur die reine und angewandte Mathematik},
     pages = {159--162},
     publisher = {mathdoc},
     volume = {266},
     year = {1974},
     zbl = {0282.12010},
     url = {http://geodesic.mathdoc.fr/item/JRAM_1974__266_151427/}
}