@article{MM2_1982__39_154885,
     author = {Bernd Ulrich},
     title = {The embedding dimension of the formal {Moduli} space of certain curve singularities.},
     journal = {Manuscripta mathematica},
     pages = {253--262},
     publisher = {mathdoc},
     volume = {39},
     year = {1982},
     zbl = {0508.14020},
     url = {http://geodesic.mathdoc.fr/item/MM2_1982__39_154885/}
}