@article{MAN_1975__215_162705,
     author = {Ulrich Karras},
     title = {Eigenschaften der lokalen {Ringe} in zweidimensionalen {Spitzen.}},
     journal = {Mathematische Annalen},
     pages = {117--130},
     publisher = {mathdoc},
     volume = {215},
     year = {1975},
     zbl = {0286.14003},
     url = {http://geodesic.mathdoc.fr/item/MAN_1975__215_162705/}
}