@article{GDZPPN002229463, title = {Singular sufaces and the rigidity of IP3.}, journal = {Manuscripta mathematica}, volume = {64}, year = {1989}, pages = {69-82}, zbl = {0679.32022}, url = {http://dml.mathdoc.fr/item/GDZPPN002229463} }
Peternell, Thomas. Singular sufaces and the rigidity of IP3.. Manuscripta mathematica, Tome 64 (1989) pp. 69-82. http://gdmltest.u-ga.fr/item/GDZPPN002229463/