Voir la notice de l'article provenant de la source European Digital Mathematics Library
@article{MZ_1964__86_170323, author = {Wilhelm Niethammer}, title = {Relaxation bei komplexen {Matrizen.}}, journal = {Mathematische Zeitschrift}, pages = {34--40}, publisher = {mathdoc}, volume = {86}, year = {1964}, zbl = {0242.65036}, url = {http://geodesic.mathdoc.fr/item/MZ_1964__86_170323/} }
Wilhelm Niethammer. Relaxation bei komplexen Matrizen.. Mathematische Zeitschrift, Tome 86 (1964), pp. 34-40. http://geodesic.mathdoc.fr/item/MZ_1964__86_170323/