@article{MZ_1936__40_168631,
     author = {A. Walfisz},
     title = {Zur additiven {Zahlentheorie} {II}},
     journal = {Mathematische Zeitschrift},
     pages = {592--607},
     publisher = {mathdoc},
     volume = {40},
     year = {1936},
     zbl = {61.1070.02},
     url = {http://geodesic.mathdoc.fr/item/MZ_1936__40_168631/}
}