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@article{MZM_1992_51_3_a2, author = {N. V. Ilyushechkin}, title = {Discriminant of the characteristic polynomial of a normal matrix}, journal = {Matemati\v{c}eskie zametki}, pages = {16--23}, publisher = {mathdoc}, volume = {51}, number = {3}, year = {1992}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/MZM_1992_51_3_a2/} }
N. V. Ilyushechkin. Discriminant of the characteristic polynomial of a normal matrix. Matematičeskie zametki, Tome 51 (1992) no. 3, pp. 16-23. http://geodesic.mathdoc.fr/item/MZM_1992_51_3_a2/