Voir la notice de l'article provenant de la source European Digital Mathematics Library
@article{NUMA_1962__4_131513, author = {P. HENRICI}, title = {Bounds for iterates, inverses, spectral variation and fields of values of non-normal matrices.}, journal = {Numerische Mathematik}, pages = {24--40}, publisher = {mathdoc}, volume = {4}, year = {1962}, zbl = {0102.01502}, url = {http://geodesic.mathdoc.fr/item/NUMA_1962__4_131513/} }
P. HENRICI. Bounds for iterates, inverses, spectral variation and fields of values of non-normal matrices.. Numerische Mathematik, Tome 4 (1962), pp. 24-40. http://geodesic.mathdoc.fr/item/NUMA_1962__4_131513/