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@article{MZ_1955__63_169547, author = {Hilda Geringer}, title = {Grenzlinien der {Hodographentransformation.}}, journal = {Mathematische Zeitschrift}, pages = {514--524}, publisher = {mathdoc}, volume = {63}, year = {1955}, zbl = {0074.42104}, url = {http://geodesic.mathdoc.fr/item/MZ_1955__63_169547/} }
Hilda Geringer. Grenzlinien der Hodographentransformation.. Mathematische Zeitschrift, Tome 63 (1955), pp. 514-524. http://geodesic.mathdoc.fr/item/MZ_1955__63_169547/