@article{GDZPPN002334151,
title = {Nonflat deformations of modules and isolated singularities.},
journal = {Mathematische Annalen},
volume = {287},
year = {1990},
pages = {413-428},
zbl = {0707.14002},
url = {http://dml.mathdoc.fr/item/GDZPPN002334151}
}
Essen, Hartwig von. Nonflat deformations of modules and isolated singularities.. Mathematische Annalen, Tome 287 (1990) pp. 413-428. http://gdmltest.u-ga.fr/item/GDZPPN002334151/