@article{MZ_1942__47_168945,
     author = {V., V. Paatero},
     title = {\"Uber beschr\"ankte {Funktionen,} welche gegebene {Paare} von {Randbogen} ineinander \"uberf\"uhren},
     journal = {Mathematische Zeitschrift},
     pages = {175--186},
     publisher = {mathdoc},
     volume = {47},
     year = {1942},
     zbl = {67.0278.03},
     url = {http://geodesic.mathdoc.fr/item/MZ_1942__47_168945/}
}