%0 Journal Article %A Eschenbach, Carolyn A. %A Hall, Frank J. %A Li, Zhongshan %T Eigenvalue frequency and consistent sign pattern matrices %J Czechoslovak Mathematical Journal %D 1994 %P 461-479 %V 44 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.21136/CMJ.1994.128471/ %R 10.21136/CMJ.1994.128471 %G en %F 10_21136_CMJ_1994_128471