@article{1183507360, author = {Barankin, Edward W.}, title = {Bounds for the characteristic roots of a matrix}, journal = {Bull. Amer. Math. Soc.}, volume = {51}, number = {11}, year = {1945}, pages = { 767-770}, language = {en}, url = {http://dml.mathdoc.fr/item/1183507360} }
Barankin, Edward W. Bounds for the characteristic roots of a matrix. Bull. Amer. Math. Soc., Tome 51 (1945) no. 11, pp. 767-770. http://gdmltest.u-ga.fr/item/1183507360/