Hülfssätze aus der algebraischen Analysis.
Differential-Rechnung Theil 1, GDML_Books, (1888), p. 32 / Harvested from
Access to full text 
@article{PPN615467385+DMDLOG_0005,
     title = {H\"ulfss\"atze aus der algebraischen Analysis.},
     booktitle = {Differential-Rechnung Theil 1},
     series = {GDML\_Books},
     publisher = {Helwing},
     address = {Hannover},
     year = {1888},
     pages = {32},
     url = {http://dml.mathdoc.fr/item/PPN615467385+DMDLOG_0005}
}

 (éd.). Hülfssätze aus der algebraischen Analysis., dans Differential-Rechnung Theil 1, GDML_Books,  (1888), p. 32. http://gdmltest.u-ga.fr/item/PPN615467385+DMDLOG_0005/