@article{00874355, title = {On the homogeneous ideal of unreduced projective schemes.}, journal = {Mathematica Pannonica}, volume = {7}, year = {1996}, pages = {131-146}, zbl = {0868.14023}, language = {en}, url = {http://dml.mathdoc.fr/item/00874355} }
Ballico, E.; Cossidente, A. On the homogeneous ideal of unreduced projective schemes.. Mathematica Pannonica, Tome 7 (1996) pp. 131-146. http://gdmltest.u-ga.fr/item/00874355/