@article{ELA_2011__22__a25,
     author = {Pickmann, Hubert and Egana, Juan C. and Soto, Ricardo L.},
     title = {Extreme spectra realization by real symmetric tridiagonal and real symmetric arrow matrices},
     journal = {The electronic journal of linear algebra},
     pages = {780--795},
     publisher = {mathdoc},
     volume = {22},
     year = {2011},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/ELA_2011__22__a25/}
}