@article{02153127, title = {Extensions of homogeneous coordinate rings to }, journal = {Homology, Homotopy and Applications}, volume = {5}, year = {2003}, pages = {407-421}, zbl = {1121.55005}, language = {en}, url = {http://dml.mathdoc.fr/item/02153127} }
Polishchuk, A. Extensions of homogeneous coordinate rings to . Homology, Homotopy and Applications, Tome 5 (2003) pp. 407-421. http://gdmltest.u-ga.fr/item/02153127/