@article{ELA_2008__17__a21,
     author = {Laffey, Thomas J. and \v{S}migoc, Helena},
     title = {On a classic example in the nonnegative inverse eigenvalue problem},
     journal = {The electronic journal of linear algebra},
     pages = {333--342},
     publisher = {mathdoc},
     volume = {17},
     year = {2008},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/ELA_2008__17__a21/}
}