@article{GDZPPN002342685, title = {On total curvatures of closed space curves}, journal = {Mathematica Scandinavica}, volume = {1}, year = {1953}, pages = {289-296}, zbl = {0052.38402}, url = {http://dml.mathdoc.fr/item/GDZPPN002342685} }
MILNOR, John. On total curvatures of closed space curves. Mathematica Scandinavica, Tome 1 (1953) pp. 289-296. http://gdmltest.u-ga.fr/item/GDZPPN002342685/