@article{MAN_1967__171_161552,
     author = {D. FERUS},
     title = {\"Uber die absolute {Totalkr\"ummung} h\"oher-dimensionaler {Knoten.}},
     journal = {Mathematische Annalen},
     pages = {81--86},
     publisher = {mathdoc},
     volume = {171},
     year = {1967},
     zbl = {0149.20802},
     url = {http://geodesic.mathdoc.fr/item/MAN_1967__171_161552/}
}