@article{PMF_1915_26_1_a7,
     author = {G\k{a}siorowski, W{\l}.},
     title = {\"Uber die {Definitionsgleichungen} der endlichen continuirlichen {Gruppen} von {Ber\"uhrungstransformationen} in der {Ebene.}},
     journal = {Prace Matematyczno-Fizyczne},
     pages = {135--202},
     publisher = {mathdoc},
     volume = {26},
     number = {1},
     year = {1915},
     language = {de},
     url = {http://geodesic.mathdoc.fr/item/PMF_1915_26_1_a7/}
}