@article{lerch:1903:tgs,
    author = {Lerch, M.},
     title = {Zur {T}heorie der {G}au\ss schen {S}ummen},
   journal = {Math. Ann.},
  fjournal = {Mathematische Annalen},
    volume = {57},
      year = {1903},
    number = {4},
     pages = {554–567},
  language = {German},
      issn = {0025-5831},
     coden = {MAANA},
   mrclass = {Contributed Item},
  mrnumber = {MR1511224},
       doi = {10.1007/BF01445184},
     zblno = {34.0228.01}}