Voir la notice de l'article provenant de la source European Digital Mathematics Library
@article{IM_1970__10_142032, author = {N.H. KUIPER}, title = {Minimal {Total} {Absolute} {Curvature} for {Immersions}}, journal = {Inventiones mathematicae}, pages = {209--238}, publisher = {mathdoc}, volume = {10}, year = {1970}, zbl = {0195.51102}, url = {http://geodesic.mathdoc.fr/item/IM_1970__10_142032/} }
N.H. KUIPER. Minimal Total Absolute Curvature for Immersions. Inventiones mathematicae, Tome 10 (1970), pp. 209-238. http://geodesic.mathdoc.fr/item/IM_1970__10_142032/