References

1
P.I. Khargonekar and A.M. Pascoal.
Robust stabilixability of LTI plants: NLTV controllers.
In Proc. 25th IEEE CDC, Athens, Greece, 1986.

2
S. Balemi, V. Balakrishnan, and S. Boyd.
Computation of the Maximum $\bf H_{\infty}^{}$-norm of Parameter-dependent Linear Systems by a Branch and Bound Algorithm.
In Proc. of MNTS-91, 1991.