@article{1250523283,
author = {Matijevic, Jacob and Roberts, Paul},
title = {A conjecture of Nagata on graded Cohen-Macaulay rings},
journal = {J. Math. Kyoto Univ.},
volume = {14},
number = {3},
year = {1974},
pages = { 125-128},
language = {en},
url = {http://dml.mathdoc.fr/item/1250523283}
}
Matijevic, Jacob; Roberts, Paul. A conjecture of Nagata on graded Cohen-Macaulay rings. J. Math. Kyoto Univ., Tome 14 (1974) no. 3, pp. 125-128. http://gdmltest.u-ga.fr/item/1250523283/