@article{ELMA_1948__3_140487,
     author = {H. Sch\"uepp},
     title = {\"Ahnliche {Abbildungen} ebener {Figuren} mit {Nebenbedingungen.}},
     journal = {Elemente der Mathematik},
     pages = {73--78},
     publisher = {mathdoc},
     volume = {3},
     year = {1948},
     url = {http://geodesic.mathdoc.fr/item/ELMA_1948__3_140487/}
}