%0 Journal Article %A Soto, Ricardo L. %A Rojo, Oscar %A Moro, Julio %A Borobia, Alberto %T Symmetric nonnegative realization of spectra %J The electronic journal of linear algebra %D 2007 %P 1-18 %V 16 %I mathdoc %U http://geodesic.mathdoc.fr/item/ELA_2007__16__a37/ %G en %F ELA_2007__16__a37