Ricardo L. SotoRoberto C. Dı́azHans NinaMario Salas2026-03-222026-03-22201310.1016/j.laa.2013.09.034https://doi.org/10.1016/j.laa.2013.09.034https://andeanlibrary.org/handle/123456789/47230Citaciones: 25enMathematicsEigenvalues and eigenvectorsSpectrum (functional analysis)Matrix (chemical analysis)Algebra over a fieldPure mathematicsCombinatoricsNonnegative matrices with prescribed spectrum and elementary divisorsarticle