@article{ELA_2009__18__a9,
     author = {Gao, Yubin and Shao, Yanling and Fan, Yizheng},
     title = {Spectrally arbitrary complex sign pattern matrices},
     journal = {The electronic journal of linear algebra},
     pages = {674--692},
     publisher = {mathdoc},
     volume = {18},
     year = {2009},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/ELA_2009__18__a9/}
}