@article{PMF_1932_39_1_a0,
     author = {Infeld, L.},
     title = {Zur nichtholonomen {Geometrie}},
     journal = {Prace Matematyczno-Fizyczne},
     pages = {1--9},
     publisher = {mathdoc},
     volume = {39},
     number = {1},
     year = {1932},
     language = {de},
     url = {http://geodesic.mathdoc.fr/item/PMF_1932_39_1_a0/}
}