@article{CM_1938__5__284_0,
author = {Samelson, Hans},
title = {\"Uber die Drehung der Tangenten offener ebener Kurven},
journal = {Compositio Mathematica},
volume = {5},
year = {1938},
pages = {284-291},
zbl = {0018.03804},
language = {de},
url = {http://dml.mathdoc.fr/item/CM_1938__5__284_0}
}
Samelson, Hans. Über die Drehung der Tangenten offener ebener Kurven. Compositio Mathematica, Tome 5 (1938) pp. 284-291. http://gdmltest.u-ga.fr/item/CM_1938__5__284_0/