@inbook {Vava:chapter,
	title = {Complexity issues in global optimization: A survey},
	booktitle = {Handbook for Global Optimization},
	year = {1993},
	publisher = {Kluwer Academic Publishers},
	organization = {Kluwer Academic Publishers},
	author = {Vavasis, S. A.},
	editor = {R. Horst and P. M. Pardalos}
}
