@article{PMF_1895_6_1_a10,
     author = {Mehmke, R.},
     title = {Przyczynek do historyi machin rachunkowych},
     journal = {Prace Matematyczno-Fizyczne},
     pages = {177--182},
     year = {1895},
     volume = {6},
     number = {1},
     language = {pl},
     url = {http://geodesic.mathdoc.fr/item/PMF_1895_6_1_a10/}
}