@article{GDZPPN00242388X,
title = {Algebra Structure on Minimal Resolutions of Gorenstein Rings of Embedding Codimension Four.},
journal = {Mathematische Zeitschrift},
volume = {174},
year = {1980},
pages = {171-184},
zbl = {0419.13013},
url = {http://dml.mathdoc.fr/item/GDZPPN00242388X}
}
Kustin, Andrew R.; Miller, Matthew. Algebra Structure on Minimal Resolutions of Gorenstein Rings of Embedding Codimension Four.. Mathematische Zeitschrift, Tome 174 (1980) pp. 171-184. http://gdmltest.u-ga.fr/item/GDZPPN00242388X/