@article{JRAM_1936__175_149959,
     author = {Helmut Hasse},
     title = {Zur {Theorie} der abstrakten elliptischen {Funktionenk\"orper} {II.} {Automorphismen} und {Meromorphismen.} {Das} {Additionstheorem.}},
     journal = {Journal f\"ur die reine und angewandte Mathematik},
     pages = {69--88},
     publisher = {mathdoc},
     volume = {175},
     year = {1936},
     zbl = {0014.24901},
     url = {http://geodesic.mathdoc.fr/item/JRAM_1936__175_149959/}
}