@article{GDZPPN002297892, title = {\"Uber die absolute Totalkr\"ummung h\"oher-dimensionaler Knoten.}, journal = {Mathematische Annalen}, volume = {174}, year = {1967}, pages = {81-86}, zbl = {0149.20802}, url = {http://dml.mathdoc.fr/item/GDZPPN002297892} }
FERUS, D. Über die absolute Totalkrümmung höher-dimensionaler Knoten.. Mathematische Annalen, Tome 174 (1967) pp. 81-86. http://gdmltest.u-ga.fr/item/GDZPPN002297892/