@article{1255989129,
author = {Wiegand, Roger},
title = {Nilpotent elements in Grothendieck rings},
journal = {Illinois J. Math.},
volume = {32},
number = {4},
year = {1988},
pages = { 246-262},
language = {en},
url = {http://dml.mathdoc.fr/item/1255989129}
}
Wiegand, Roger. Nilpotent elements in Grothendieck rings. Illinois J. Math., Tome 32 (1988) no. 4, pp. 246-262. http://gdmltest.u-ga.fr/item/1255989129/