@article{MAN_1977__225_162926,
     author = {FriedrichW. Kn\"oller},
     title = {Elementare {Berechnung} der {Multiplizit\"aten} n-dimensionaler {Spitzen.}},
     journal = {Mathematische Annalen},
     pages = {131--144},
     publisher = {mathdoc},
     volume = {225},
     year = {1977},
     zbl = {0333.13013},
     url = {http://geodesic.mathdoc.fr/item/MAN_1977__225_162926/}
}