@article{PMF_1923-1924_33_1_a4,
     author = {Rajchman, Aleksander},
     title = {Przyczynek do teorji sp\'o{\l}czynnik\'ow {Fouriera}},
     journal = {Prace Matematyczno-Fizyczne},
     pages = {57--66},
     publisher = {mathdoc},
     volume = {33},
     number = {1},
     year = {1923-1924},
     language = {pl},
     url = {http://geodesic.mathdoc.fr/item/PMF_1923-1924_33_1_a4/}
}