@article{MAN_1993__295_1_165031,
     author = {Morihiko Saito},
     title = {On b-function, spectrum and rational singularity.},
     journal = {Mathematische Annalen},
     pages = {51--74},
     publisher = {mathdoc},
     volume = {295},
     number = {1},
     year = {1993},
     zbl = {0788.32025},
     url = {http://geodesic.mathdoc.fr/item/MAN_1993__295_1_165031/}
}