@article{1256053307,
author = {Knudson, David W.},
title = {A characterization of a class of rigid algebras},
journal = {Illinois J. Math.},
volume = {14},
number = {4},
year = {1970},
pages = { 113-120},
language = {en},
url = {http://dml.mathdoc.fr/item/1256053307}
}
Knudson, David W. A characterization of a class of rigid algebras. Illinois J. Math., Tome 14 (1970) no. 4, pp. 113-120. http://gdmltest.u-ga.fr/item/1256053307/