1. MPS-SIAM Series on Optimization;A.R. Conn,2000
2. Pham Dinh, T., Le Thi, H.A.: Convex analysis approach to D.C. programming: theory, algorithms and applications. Acta Math. Vietnam. 22, 289–355 (1997)
3. Pham Dinh, T., Le Thi, H.A.: A D.C. optimization algorithm for solving the trust-region subproblem. SIAM J. Optim. 8, 476–505 (1998)
4. Le Thi, H.A., Pham Dinh, T., Yen, N.D.: Behavior of DCA sequences for solving the trust-region subproblem. J. Glob. Optim. (2010). Online First. doi: 10.1007/s10898-011-9696-z
5. Tuan, H.N., Yen, N.D.: Convergence of Pham Dinh–Le Thi algorithm for the trust-region subproblem. J. Glob. Optim. (2011). Online First. doi: 10.1007/s10898-011-9820-0