@article{1256054214,
author = {Claborn, Luther and Fossum, Robert},
title = {Generalizations of the notion of class group},
journal = {Illinois J. Math.},
volume = {12},
number = {4},
year = {1968},
pages = { 228-253},
language = {en},
url = {http://dml.mathdoc.fr/item/1256054214}
}
Claborn, Luther; Fossum, Robert. Generalizations of the notion of class group. Illinois J. Math., Tome 12 (1968) no. 4, pp. 228-253. http://gdmltest.u-ga.fr/item/1256054214/