@article{1256055111, author = {Thompson, R. C.}, title = {Principal submatrices of normal and Hermitian matrices}, journal = {Illinois J. Math.}, volume = {10}, number = {4}, year = {1966}, pages = { 296-308}, language = {en}, url = {http://dml.mathdoc.fr/item/1256055111} }
Thompson, R. C. Principal submatrices of normal and Hermitian matrices. Illinois J. Math., Tome 10 (1966) no. 4, pp. 296-308. http://gdmltest.u-ga.fr/item/1256055111/