@ARTICLE {7964, author={P. Amaral and I. M. B. Bomze and J. J. Júdice}, doi={10.1007/s10107-013-0690-8}, journal={Mathematical Programming}, title={Copositivity and constrained fractional quadratic problems}, year={2014}, month={June}, volume={146}, number={1}, pages={325-350}, ISSN={0025-5610} }Create and download bib file