Voir la notice de l'article provenant de la source European Digital Mathematics Library
@article{PORMA_1990__47_4_115728, author = {Silva, Fernando C.}, title = {An additive inverse characteristic polynomial theorem}, journal = {Portugaliae mathematica}, pages = {403--409}, publisher = {mathdoc}, volume = {47}, number = {4}, year = {1990}, mrnumber = {1090477}, zbl = {0714.15007}, language = {en}, url = {http://geodesic.mathdoc.fr/item/PORMA_1990__47_4_115728/} }
Silva, Fernando C. An additive inverse characteristic polynomial theorem. Portugaliae mathematica, Tome 47 (1990) no. 4, pp. 403-409. http://geodesic.mathdoc.fr/item/PORMA_1990__47_4_115728/