@article{1102986018,
author = {Armendariz, E. P.},
title = {Closure properties in radical theory.},
journal = {Pacific J. Math.},
volume = {27},
number = {3},
year = {1968},
pages = { 1-7},
language = {en},
url = {http://dml.mathdoc.fr/item/1102986018}
}
Armendariz, E. P. Closure properties in radical theory.. Pacific J. Math., Tome 27 (1968) no. 3, pp. 1-7. http://gdmltest.u-ga.fr/item/1102986018/