@article{PMF_1892_3_1_a5,
     author = {Rudzki, M. P.},
     title = {O pewn\'ej klasie r\'owna\'n przest\k{e}pnych},
     journal = {Prace Matematyczno-Fizyczne},
     pages = {69--81},
     publisher = {mathdoc},
     volume = {3},
     number = {1},
     year = {1892},
     language = {pl},
     url = {http://geodesic.mathdoc.fr/item/PMF_1892_3_1_a5/}
}