@article{PPN61541169X+DMDLOG_0005,
     title = {Differential - Rechnung. Erster Theil. Functionen von einer unabh\"angigen Ver\"anderlichen.},
     booktitle = {Differential-Rechnung Theil 1},
     series = {GDML\_Books},
     publisher = {Helwing},
     address = {Hannover},
     year = {1895},
     pages = {68},
     url = {http://dml.mathdoc.fr/item/PPN61541169X+DMDLOG_0005}
}