@ARTICLE {20380,
author={R.  Fernandes and J. J. Júdice and V.  Trevisan},
doi={10.1016/j.laa.2017.03.029},
journal={Linear Algebra and Its Applications},
title={Complementary Eigenvalues of Graphs},
year={2017},
month={March},
volume={1},
number={1},
pages={1-14},
ISSN={0024-3795}
}