1. F. P. Vasil’ev, Optimization Methods (Faktodrial Press, Moscow, 2002) [in Russian].
2. B. T. Polyak, Introduction to Optimization (Nauka, Moscow, 1983; Optimization Software, New York, 1987).
3. I. I. Eremin, Theory of Linear Optimization (Inst. Mat. Mekh. Ural Otd. Ross. Akad. Nauk, Yekaterinburg, 1998) [in Russian].
4. Handbook of Global Optimization, Ed. by R. Horst and P. Pardalos (Kluwer Academic, Dordrecht, 1995).
5. R. Horst and H. Tuy, Global Optimization (Deterministic Approaches) (Springer-Verlag, Berlin, 1993).