@article{PPN356556735_0055+dmdlog7,
title = {Ambient Deformations for Exceptional Sets in Two-Manifolds.},
journal = {Inventiones mathematicae},
volume = {55},
year = {1979},
pages = {1-36},
zbl = {0509.32010},
url = {http://dml.mathdoc.fr/item/PPN356556735_0055+dmdlog7}
}
Laufer, Henry B. Ambient Deformations for Exceptional Sets in Two-Manifolds.. Inventiones mathematicae, Tome 55 (1979) pp. 1-36. http://gdmltest.u-ga.fr/item/PPN356556735_0055+dmdlog7/