@ARTICLE {3079,
author={J. J. Júdice and M. Raydan},
doi={10.1007/s11075-008-9194-7},
journal={Numerical Algorithms},
title={On the solution of the symmetric eigenvalue complementarity problem by the spectral projected gradient algorithm},
year={2008},
month={January},
volume={45},
number={1},
pages={391-407},
ISSN={1017-1398}
}