@article{ELA_2001__8__a3,
     author = {Knudsen, C. and McDonald, J.J.},
     title = {A note on the convexity of the realizable set of eigenvalues for nonnegative symmetric matrices},
     journal = {The electronic journal of linear algebra},
     pages = {110--114},
     publisher = {mathdoc},
     volume = {8},
     year = {2001},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/ELA_2001__8__a3/}
}