@article{GDZPPN002097567, title = {Rational Double Points on a Rational Surface.}, journal = {Inventiones mathematicae}, volume = {64}, year = {1981}, pages = {251-268}, zbl = {0478.14026}, url = {http://dml.mathdoc.fr/item/GDZPPN002097567} }
Kumar, N. Mohan. Rational Double Points on a Rational Surface.. Inventiones mathematicae, Tome 64 (1981) pp. 251-268. http://gdmltest.u-ga.fr/item/GDZPPN002097567/