1. Abels J., and Benner, P. (1999). CAREX—a collection of benchmark examples for continuous-time algebraic Riccati equations (version 2.0). SLICOT Working Note 1999-14. Available from http://www.win.tue.nl/niconet/NIC2/reports.html
2. Aldhaheri R. (1991). Model order reduction via real Schur-form decomposition. Int. J. Control 53(3):709–716
3. Anderson E., Bai Z., Bischof C., Demmel J., Dongarra J., Du Croz J., Greenbaum A., Hammarling S., McKenney A., Sorensen D. (1999). LAPACK Users’ Guide 3rd ed. SIAM, Philadelphia, PA
4. Antoulas A. (2005). pproximation of Large-Scale Dynamical Systems. SIAM Publications, Philadelphia, PA
5. Bai, Z., and Demmel, J. (1993). Design of a parallel nonsymmetric eigenroutine toolbox, Part I. In R. S. et al., (eds.), Proceedings of the Sixth SIAM Conference on Parallel Processing for Scientific Computing, SIAM, Philadelphia, PA, 391–398, See also: Tech. Report CSD-92-718, Computer Science Division, University of California, Berkeley, CA.