@article{MM2_1979__27_154611,
     author = {E. Brieskorn},
     title = {Die {Hierarchie} der 1-modularen {Singularit\"aten.}},
     journal = {Manuscripta mathematica},
     pages = {183--220},
     publisher = {mathdoc},
     volume = {27},
     year = {1979},
     zbl = {0406.58009},
     url = {http://geodesic.mathdoc.fr/item/MM2_1979__27_154611/}
}