@article{10_21136_CMJ_1994_128471,
     author = {Eschenbach, Carolyn A. and Hall, Frank J. and Li, Zhongshan},
     title = {Eigenvalue frequency and consistent sign pattern matrices},
     journal = {Czechoslovak Mathematical Journal},
     pages = {461--479},
     publisher = {mathdoc},
     volume = {44},
     number = {3},
     year = {1994},
     doi = {10.21136/CMJ.1994.128471},
     mrnumber = {1288165},
     zbl = {0813.15014},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.21136/CMJ.1994.128471/}
}