@article{MAN_1978__232_163071,
     author = {Alan H. Durfee},
     title = {The {Signature} of {Smoothings} of {Complex} {Surface} {Singularities.}},
     journal = {Mathematische Annalen},
     pages = {85--98},
     publisher = {mathdoc},
     volume = {232},
     year = {1978},
     zbl = {0346.32016},
     url = {http://geodesic.mathdoc.fr/item/MAN_1978__232_163071/}
}