Paths of matrices with the strong Perron-Frobenius property converging to a given matrix with the Perron-Frobenius property. Elhashash, Abed; Rothblum, Uriel G.; Szyld, Daniel B. — 2009 ELA. The Electronic Journal of Linear Algebra [electronic only]
Minimum rank of matrices described by a graph or pattern over the rational, real and complex numbers. Berman, Avi; Friedland, Shmuel; Hogben, Leslie; Rothblum, Uriel G.; Shader, Bryan — 2008 The Electronic Journal of Combinatorics [electronic only]