On a classic example in the nonnegative inverse eigenvalue problem. Laffey, Thomas J., Šmigoc, Helena (2008) ELA. The Electronic Journal of Linear Algebra [electronic only]
On determining minimal spectrally arbitrary patterns. Cavers, Michael S., Kim, In Jae, Shader, Bryan L., Vander Meulen, Kevin N. (2005) ELA. The Electronic Journal of Linear Algebra [electronic only]
On nonnegative sign equivalent and sign similar factorizations of matrices. Hershkowitz, Daniel, Pinkus, Allan (2007) ELA. The Electronic Journal of Linear Algebra [electronic only]
On two conjectures regarding an inverse eigenvalue problem for acyclic symmetric matrices. Barioli, Franceso, Fallat, Shaun M. (2004) ELA. The Electronic Journal of Linear Algebra [electronic only]