@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/