@article{JRAM_1916__146_149455,
     author = {Lothar von Schrutka},
     title = {Zur {Systematik} der additiven {Zahlentheorie.}},
     journal = {Journal f\"ur die reine und angewandte Mathematik},
     pages = {245--254},
     publisher = {mathdoc},
     volume = {146},
     year = {1916},
     zbl = {46.0203.02},
     url = {http://geodesic.mathdoc.fr/item/JRAM_1916__146_149455/}
}