@article{05668355,
title = {Projectivity and flatness over the colour endomorphism ring of a finitely generated graded comodule.},
journal = {Beitr\"age zur Algebra und Geometrie},
volume = {51},
year = {2010},
pages = {209-227},
zbl = {1192.16001},
language = {en},
url = {http://dml.mathdoc.fr/item/05668355}
}
Guédénon, T. Projectivity and flatness over the colour endomorphism ring of a finitely generated graded comodule.. Beiträge zur Algebra und Geometrie, Tome 51 (2010) pp. 209-227. http://gdmltest.u-ga.fr/item/05668355/