@article{GDZPPN001178180, title = {Norm Bounds for Rational Matrix Functions.}, journal = {Numerische Mathematik}, volume = {42}, year = {1983}, pages = {379-389}, zbl = {0541.65022}, url = {http://dml.mathdoc.fr/item/GDZPPN001178180} }
Schmitt, Bernhard. Norm Bounds for Rational Matrix Functions.. Numerische Mathematik, Tome 42 (1983) pp. 379-389. http://gdmltest.u-ga.fr/item/GDZPPN001178180/