References
==========

1. Boyd, Stephen P. and Lieven Vandenberghe. Convex optimization. Cambridge
university press, 2004.
2. Scherer, Carsten and Weiland, Siep. Linear Matrix Inequalities in Control,
Delft Center for Systems and Control, 2005.
3. Boyd, Stephen P. Linear matrix inequalities in system and control theory.
Vol. 15. Siam, 1994.
4. Scherer, Carsten, Pascal Gahinet, and Mahmoud Chilali. "Multiobjective
output-feedback control via LMI optimization." Automatic Control, IEEE
Transactions on 42.7 (1997): 896-911.