@article{ELMA_1948__3_140493,
     author = {C. Bindschedler},
     title = {Zur {Elementargeometrie} der {Ellipse.}},
     journal = {Elemente der Mathematik},
     pages = {105--111},
     publisher = {mathdoc},
     volume = {3},
     year = {1948},
     url = {http://geodesic.mathdoc.fr/item/ELMA_1948__3_140493/}
}