@article{MS2_1984__55_166901,
     author = {G.J. Rieger},
     title = {Zur {Kreisfigur} von {Ford} und {Speiser.}},
     journal = {Mathematica Scandinavica},
     pages = {22--32},
     publisher = {mathdoc},
     volume = {55},
     year = {1984},
     language = {de},
     url = {http://geodesic.mathdoc.fr/item/MS2_1984__55_166901/}
}