@article{GDZPPN002358123, title = {Zur Kreisfigur von Ford und Speiser.}, journal = {Mathematica Scandinavica}, volume = {55}, year = {1984}, pages = {22-32}, language = {de}, url = {http://dml.mathdoc.fr/item/GDZPPN002358123} }
Rieger, G.J. Zur Kreisfigur von Ford und Speiser.. Mathematica Scandinavica, Tome 55 (1984) pp. 22-32. http://gdmltest.u-ga.fr/item/GDZPPN002358123/