@article{MOMA_1976__81_177746,
     author = {A. Pendl},
     title = {Zur {M\"obiusgeometrie} der {Kurventheorie.}},
     journal = {Monatshefte f\"ur Mathematik},
     pages = {141--148},
     publisher = {mathdoc},
     volume = {81},
     year = {1976},
     zbl = {0323.53006},
     url = {http://geodesic.mathdoc.fr/item/MOMA_1976__81_177746/}
}